* posix/wordexp.c (w_addword): Free word if realloc fails and it
was allocated here. [Coverity CID 219] * posix/getconf.c (print_all): Free confstr data after printing. [Coverity CID 218] * sysdeps/posix/getaddrinfo.c (gaih_inet): Free canon string if list allocation fails. [Coverity CID 215] * nss/nsswitch.c (__nss_configure_lookup): Fix loop end condition. [Coverity CID 213] * argp/argp-help.c (hol_entry_cmp): Don't call canon_doc_option if string is NULL. [Coverity CID 212] * argp/Makefile: Add rules to build and run bug-argp1. * argp/bug-argp1.c: New file. * io/ftw.c (ftw_dir): Use __rawmemchr instead of strchr to find end of string. * stdlib/canonicalize.c (__realpath): Likewise. * locale/programs/ld-time.c (time_finish): Don't dereference NULL pointer. [Coverity CID 206] * elf/dl-dst.h (DL_DST_REQUIRED): Be prepared for missing link map in statically linked code. * elf/dl-load.c (_dl_dst_substitute): When replacing ORIGIN in statically built code, be prepared to have no link map. [Coverity CID 205] * argp/argp-help.c (fill_in_uparams): Handle STATE==NULL in dgettext calls. [Coverity CID 204] * argp/argp-help.c (struct uparams): Remove valid member. Change the one user. (uparam_names): Reduce size. Avoid relative relocations. Moved to read-only segment. (fill_in_uparams): Update for new layout. * sysdeps/unix/sysv/linux/ifaddrs.c (getifaddrs): Parameter can be assumed to always be != NULL. [Coverity CID 202] * argp/argp-help.c (hol_entry_help): Remove some dead code [Coverity CID 200]. * nis/nss_nis/nis-service.c (_nss_nis_getservbyport_r): Optimize away a few more unconditional yperr2nss calls. (_nss_nis_getservbyname_r): Likewise.
This commit is contained in:
Ulrich Drepper
parent
be434a72b0
commit
e7c8359e43
51
ChangeLog
51
ChangeLog
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@ -1,3 +1,54 @@
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2006-05-09 Ulrich Drepper <drepper@redhat.com>
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* posix/wordexp.c (w_addword): Free word if realloc fails and it
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was allocated here. [Coverity CID 219]
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* posix/getconf.c (print_all): Free confstr data after printing.
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[Coverity CID 218]
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* sysdeps/posix/getaddrinfo.c (gaih_inet): Free canon string if
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list allocation fails. [Coverity CID 215]
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* nss/nsswitch.c (__nss_configure_lookup): Fix loop end condition.
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[Coverity CID 213]
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* argp/argp-help.c (hol_entry_cmp): Don't call canon_doc_option if
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string is NULL. [Coverity CID 212]
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* argp/Makefile: Add rules to build and run bug-argp1.
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* argp/bug-argp1.c: New file.
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* io/ftw.c (ftw_dir): Use __rawmemchr instead of strchr to find
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end of string.
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* stdlib/canonicalize.c (__realpath): Likewise.
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* locale/programs/ld-time.c (time_finish): Don't dereference NULL
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pointer. [Coverity CID 206]
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* elf/dl-dst.h (DL_DST_REQUIRED): Be prepared for missing link map
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in statically linked code.
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* elf/dl-load.c (_dl_dst_substitute): When replacing ORIGIN in
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statically built code, be prepared to have no link map.
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[Coverity CID 205]
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* argp/argp-help.c (fill_in_uparams): Handle STATE==NULL in
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dgettext calls. [Coverity CID 204]
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* argp/argp-help.c (struct uparams): Remove valid member. Change
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the one user.
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(uparam_names): Reduce size. Avoid relative relocations.
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Moved to read-only segment.
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(fill_in_uparams): Update for new layout.
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* sysdeps/unix/sysv/linux/ifaddrs.c (getifaddrs): Parameter can be
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assumed to always be != NULL. [Coverity CID 202]
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* argp/argp-help.c (hol_entry_help): Remove some dead code
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[Coverity CID 200].
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* nis/nss_nis/nis-service.c (_nss_nis_getservbyport_r): Optimize
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away a few more unconditional yperr2nss calls.
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(_nss_nis_getservbyname_r): Likewise.
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2006-05-06 Ulrich Drepper <drepper@redhat.com>
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* sysdeps/generic/ldsodefs.h: Remove support for non-core
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@ -1,4 +1,4 @@
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# Copyright (C) 1997, 2002, 2003 Free Software Foundation, Inc.
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# Copyright (C) 1997, 2002, 2003, 2006 Free Software Foundation, Inc.
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# This file is part of the GNU C Library.
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# The GNU C Library is free software; you can redistribute it and/or
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@ -26,10 +26,12 @@ distribute = argp-fmtstream.h argp-namefrob.h
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routines = $(addprefix argp-, ba fmtstream fs-xinl help parse pv \
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pvh xinl eexst)
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tests = argp-test tst-argp1
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tests = argp-test tst-argp1 bug-argp1
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CFLAGS-argp-help.c = $(uses-callbacks) -fexceptions
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CFLAGS-argp-parse.c = $(uses-callbacks)
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CFLAGS-argp-fmtstream.c = -fexceptions
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bug-argp1-ARGS = -- --help
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include ../Rules
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@ -1,5 +1,5 @@
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/* Hierarchial argument parsing help output
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Copyright (C) 1995-2003, 2004, 2005 Free Software Foundation, Inc.
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Copyright (C) 1995-2003, 2004, 2005, 2006 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Written by Miles Bader <miles@gnu.ai.mit.edu>.
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@ -128,40 +128,37 @@ struct uparams
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int header_col;
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int usage_indent;
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int rmargin;
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int valid; /* True when the values in here are valid. */
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};
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/* This is a global variable, as user options are only ever read once. */
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static struct uparams uparams = {
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DUP_ARGS, DUP_ARGS_NOTE,
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SHORT_OPT_COL, LONG_OPT_COL, DOC_OPT_COL, OPT_DOC_COL, HEADER_COL,
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USAGE_INDENT, RMARGIN,
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0
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USAGE_INDENT, RMARGIN
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};
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/* A particular uparam, and what the user name is. */
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struct uparam_name
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{
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const char *name; /* User name. */
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int is_bool; /* Whether it's `boolean'. */
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size_t uparams_offs; /* Location of the (int) field in UPARAMS. */
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const char name[14]; /* User name. */
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bool is_bool; /* Whether it's `boolean'. */
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uint8_t uparams_offs; /* Location of the (int) field in UPARAMS. */
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};
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/* The name-field mappings we know about. */
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static const struct uparam_name uparam_names[] =
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{
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{ "dup-args", 1, offsetof (struct uparams, dup_args) },
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{ "dup-args-note", 1, offsetof (struct uparams, dup_args_note) },
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{ "short-opt-col", 0, offsetof (struct uparams, short_opt_col) },
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{ "long-opt-col", 0, offsetof (struct uparams, long_opt_col) },
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{ "doc-opt-col", 0, offsetof (struct uparams, doc_opt_col) },
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{ "opt-doc-col", 0, offsetof (struct uparams, opt_doc_col) },
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{ "header-col", 0, offsetof (struct uparams, header_col) },
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{ "usage-indent", 0, offsetof (struct uparams, usage_indent) },
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{ "rmargin", 0, offsetof (struct uparams, rmargin) },
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{ 0 }
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{ "dup-args", true, offsetof (struct uparams, dup_args) },
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{ "dup-args-note", true, offsetof (struct uparams, dup_args_note) },
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{ "short-opt-col", false, offsetof (struct uparams, short_opt_col) },
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{ "long-opt-col", false, offsetof (struct uparams, long_opt_col) },
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{ "doc-opt-col", false, offsetof (struct uparams, doc_opt_col) },
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{ "opt-doc-col", false, offsetof (struct uparams, opt_doc_col) },
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{ "header-col", false, offsetof (struct uparams, header_col) },
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{ "usage-indent", false, offsetof (struct uparams, usage_indent) },
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{ "rmargin", false, offsetof (struct uparams, rmargin) }
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};
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#define nuparam_names (sizeof (uparam_names) / sizeof (uparam_names[0]))
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/* Read user options from the environment, and fill in UPARAMS appropiately. */
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static void
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@ -217,22 +214,27 @@ fill_in_uparams (const struct argp_state *state)
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SKIPWS (arg);
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}
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for (un = uparam_names; un->name; un++)
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un = uparam_names;
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size_t u;
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for (u = 0; u < nuparam_names; ++un, ++u)
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if (strlen (un->name) == var_len
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&& strncmp (var, un->name, var_len) == 0)
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{
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if (unspec && !un->is_bool)
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__argp_failure (state, 0, 0,
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dgettext (state->root_argp->argp_domain, "\
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dgettext (state == NULL ? NULL
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: state->root_argp->argp_domain,
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"\
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%.*s: ARGP_HELP_FMT parameter requires a value"),
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(int) var_len, var);
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else
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*(int *)((char *)&uparams + un->uparams_offs) = val;
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break;
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}
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if (! un->name)
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if (u == nuparam_names)
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__argp_failure (state, 0, 0,
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dgettext (state->root_argp->argp_domain, "\
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dgettext (state == NULL ? NULL
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: state->root_argp->argp_domain, "\
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%.*s: Unknown ARGP_HELP_FMT parameter"),
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(int) var_len, var);
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@ -243,7 +245,8 @@ fill_in_uparams (const struct argp_state *state)
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else if (*var)
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{
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__argp_failure (state, 0, 0,
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dgettext (state->root_argp->argp_domain,
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dgettext (state == NULL ? NULL
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: state->root_argp->argp_domain,
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"Garbage in ARGP_HELP_FMT: %s"), var);
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break;
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}
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@ -759,9 +762,9 @@ hol_entry_cmp (const struct hol_entry *entry1,
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const char *long2 = hol_entry_first_long (entry2);
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if (doc1)
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doc1 = canon_doc_option (&long1);
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doc1 = long1 != NULL && canon_doc_option (&long1);
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if (doc2)
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doc2 = canon_doc_option (&long2);
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doc2 = long2 != NULL && canon_doc_option (&long2);
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if (doc1 != doc2)
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/* `documentation' options always follow normal options (or
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@ -1129,19 +1132,13 @@ hol_entry_help (struct hol_entry *entry, const struct argp_state *state,
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else
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/* A real long option. */
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{
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int first_long_opt = 1;
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__argp_fmtstream_set_wmargin (stream, uparams.long_opt_col);
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for (opt = real, num = entry->num; num > 0; opt++, num--)
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if (opt->name && ovisible (opt))
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{
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comma (uparams.long_opt_col, &pest);
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__argp_fmtstream_printf (stream, "--%s", opt->name);
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if (first_long_opt || uparams.dup_args)
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arg (real, "=%s", "[=%s]", state->root_argp->argp_domain,
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stream);
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else if (real->arg)
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hhstate->suppressed_dup_arg = 1;
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arg (real, "=%s", "[=%s]", state->root_argp->argp_domain, stream);
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}
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}
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@ -1555,8 +1552,7 @@ _help (const struct argp *argp, const struct argp_state *state, FILE *stream,
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__flockfile (stream);
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#endif
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if (! uparams.valid)
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fill_in_uparams (state);
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fill_in_uparams (state);
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fs = __argp_make_fmtstream (stream, 0, uparams.rmargin, 0);
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if (! fs)
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@ -0,0 +1,26 @@
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#include <argp.h>
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static const struct argp_option test_options[] =
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{
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{ NULL, 'a', NULL, OPTION_DOC, NULL },
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{ NULL, 'b', NULL, OPTION_DOC, NULL },
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{ NULL, 0, NULL, 0, NULL }
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};
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static struct argp test_argp =
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{
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test_options
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};
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static int
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do_test (int argc, char *argv[])
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{
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int i;
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argp_parse (&test_argp, argc, argv, 0, &i, NULL);
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return 0;
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}
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#define TEST_FUNCTION do_test (argc, argv)
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#include "../test-skeleton.c"
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15
elf/dl-dst.h
15
elf/dl-dst.h
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@ -1,5 +1,5 @@
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/* Handling of dynamic sring tokens.
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Copyright (C) 1999, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
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Copyright (C) 1999,2001,2002,2003,2004,2006 Free Software Foundation, Inc.
|
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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|
|
@ -50,6 +50,7 @@
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|||
\
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First get the origin string if it is not available yet. \
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This can only happen for the map of the executable. */ \
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DL_DST_REQ_STATIC \
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||||
if ((l)->l_origin == NULL) \
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||||
{ \
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||||
assert ((l)->l_name[0] == '\0'); \
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||||
|
|
@ -66,6 +67,18 @@
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|||
\
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||||
__len; })
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||||
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||||
#ifdef SHARED
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||||
# define DL_DST_REQ_STATIC /* nothing */
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||||
#else
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||||
# define DL_DST_REQ_STATIC \
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||||
if ((l) == NULL) \
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||||
{ \
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||||
const char *origin = _dl_get_origin (); \
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||||
origin_len = (origin && origin != (char *) -1 ? strlen (origin) : 0); \
|
||||
} \
|
||||
else
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||||
#endif
|
||||
|
||||
#ifndef IS_IN_rtld
|
||||
# define _dl_get_origin GLRO(dl_get_origin)
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||||
# define _dl_dst_substitute GLRO(dl_dst_substitute)
|
||||
|
|
|
|||
|
|
@ -266,7 +266,14 @@ _dl_dst_substitute (struct link_map *l, const char *name, char *result,
|
|||
++name;
|
||||
if ((len = is_dst (start, name, "ORIGIN", is_path,
|
||||
INTUSE(__libc_enable_secure))) != 0)
|
||||
repl = l->l_origin;
|
||||
{
|
||||
#ifndef SHARED
|
||||
if (l == NULL)
|
||||
repl = _dl_get_origin ();
|
||||
else
|
||||
#endif
|
||||
repl = l->l_origin;
|
||||
}
|
||||
else if ((len = is_dst (start, name, "PLATFORM", is_path, 0)) != 0)
|
||||
repl = GLRO(dl_platform);
|
||||
else if ((len = is_dst (start, name, "LIB", is_path, 0)) != 0)
|
||||
|
|
|
|||
2
io/ftw.c
2
io/ftw.c
|
|
@ -526,7 +526,7 @@ fail:
|
|||
|
||||
/* Next, update the `struct FTW' information. */
|
||||
++data->ftw.level;
|
||||
startp = strchr (data->dirbuf, '\0');
|
||||
startp = __rawmemchr (data->dirbuf, '\0');
|
||||
/* There always must be a directory name. */
|
||||
assert (startp != data->dirbuf);
|
||||
if (startp[-1] != '/')
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* Copyright (C) 1995-2002, 2003, 2004, 2005 Free Software Foundation, Inc.
|
||||
/* Copyright (C) 1995-2005, 2006 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Ulrich Drepper <drepper@gnu.org>, 1995.
|
||||
|
||||
|
|
@ -468,9 +468,14 @@ No definition for %s category found"), "LC_TIME"));
|
|||
wstr = wstr ? wcschr (wstr + 1, L':') : NULL; /* end start */
|
||||
wstr = wstr ? wcschr (wstr + 1, L':') : NULL; /* end end */
|
||||
time->era_entries[idx].wname = (uint32_t *) wstr + 1;
|
||||
wstr = wstr ? wcschr (wstr + 1, L':') : NULL; /* end name */
|
||||
*wstr = L'\0';
|
||||
time->era_entries[idx].wformat = (uint32_t *) wstr + 1;
|
||||
if (wstr != NULL)
|
||||
{
|
||||
wstr = wcschr (wstr + 1, L':'); /* end name */
|
||||
*wstr = L'\0';
|
||||
time->era_entries[idx].wformat = (uint32_t *) wstr + 1;
|
||||
}
|
||||
else
|
||||
time->era_entries[idx].wformat = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -280,14 +280,13 @@ _nss_nis_getservbyname_r (const char *name, const char *protocol,
|
|||
|
||||
char *result;
|
||||
int int_len;
|
||||
enum nss_status status = yperr2nss (yp_match (domain,
|
||||
"services.byservicename", key,
|
||||
keylen, &result, &int_len));
|
||||
int status = yp_match (domain, "services.byservicename", key,
|
||||
keylen, &result, &int_len);
|
||||
size_t len = int_len;
|
||||
|
||||
/* If we found the key, it's ok and parse the result. If not,
|
||||
fall through and parse the complete table. */
|
||||
if (__builtin_expect (status == NSS_STATUS_SUCCESS, 1))
|
||||
if (__builtin_expect (status == YPERR_SUCCESS, 1))
|
||||
{
|
||||
if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
|
||||
{
|
||||
|
|
@ -317,7 +316,7 @@ _nss_nis_getservbyname_r (const char *name, const char *protocol,
|
|||
|
||||
/* Check if it is safe to rely on services.byservicename. */
|
||||
if (_nsl_default_nss () & NSS_FLAG_SERVICES_AUTHORITATIVE)
|
||||
return status;
|
||||
return yperr2nss (status);
|
||||
|
||||
struct ypall_callback ypcb;
|
||||
struct search_t req;
|
||||
|
|
@ -332,10 +331,10 @@ _nss_nis_getservbyname_r (const char *name, const char *protocol,
|
|||
req.buflen = buflen;
|
||||
req.errnop = errnop;
|
||||
req.status = NSS_STATUS_NOTFOUND;
|
||||
status = yperr2nss (yp_all (domain, "services.byname", &ypcb));
|
||||
status = yp_all (domain, "services.byname", &ypcb);
|
||||
|
||||
if (status != NSS_STATUS_SUCCESS)
|
||||
return status;
|
||||
if (__builtin_expect (status != YPERR_SUCCESS, 0))
|
||||
return yperr2nss (status);
|
||||
|
||||
return req.status;
|
||||
}
|
||||
|
|
@ -362,14 +361,13 @@ _nss_nis_getservbyport_r (int port, const char *protocol,
|
|||
|
||||
char *result;
|
||||
int int_len;
|
||||
enum nss_status status = yperr2nss (yp_match (domain, "services.byname",
|
||||
key, keylen, &result,
|
||||
&int_len));
|
||||
int status = yp_match (domain, "services.byname", key, keylen, &result,
|
||||
&int_len);
|
||||
size_t len = int_len;
|
||||
|
||||
/* If we found the key, it's ok and parse the result. If not,
|
||||
fall through and parse the complete table. */
|
||||
if (status == NSS_STATUS_SUCCESS)
|
||||
if (__builtin_expect (status == YPERR_SUCCESS, 1))
|
||||
{
|
||||
if (__builtin_expect ((size_t) (len + 1) > buflen, 0))
|
||||
{
|
||||
|
|
@ -414,11 +412,10 @@ _nss_nis_getservbyport_r (int port, const char *protocol,
|
|||
req.buflen = buflen;
|
||||
req.errnop = errnop;
|
||||
req.status = NSS_STATUS_NOTFOUND;
|
||||
enum nss_status status = yperr2nss (yp_all (domain, "services.byname",
|
||||
&ypcb));
|
||||
int status = yp_all (domain, "services.byname", &ypcb);
|
||||
|
||||
if (status != NSS_STATUS_SUCCESS)
|
||||
return status;
|
||||
if (__builtin_expect (status != YPERR_SUCCESS, 0))
|
||||
return yperr2nss (status);
|
||||
|
||||
return req.status;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -31,6 +31,7 @@ static _Unwind_Reason_Code (*libgcc_s_forcedunwind)
|
|||
static _Unwind_Word (*libgcc_s_getcfa) (struct _Unwind_Context *);
|
||||
|
||||
void
|
||||
__attribute_noinline__
|
||||
pthread_cancel_init (void)
|
||||
{
|
||||
void *resume, *personality, *forcedunwind, *getcfa;
|
||||
|
|
|
|||
|
|
@ -1,4 +1,4 @@
|
|||
/* Copyright (C) 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004, 2005
|
||||
/* Copyright (C) 1996, 1997, 1998, 1999, 2001, 2002, 2003, 2004, 2005, 2006
|
||||
Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1996.
|
||||
|
|
@ -70,6 +70,7 @@ static const struct
|
|||
#include "databases.def"
|
||||
#undef DEFINE_DATABASE
|
||||
};
|
||||
#define ndatabases (sizeof (databases) / sizeof (databases[0]))
|
||||
|
||||
|
||||
__libc_lock_define_initialized (static, lock)
|
||||
|
|
@ -211,7 +212,7 @@ __nss_configure_lookup (const char *dbname, const char *service_line)
|
|||
service_user *new_db;
|
||||
size_t cnt;
|
||||
|
||||
for (cnt = 0; cnt < sizeof databases; ++cnt)
|
||||
for (cnt = 0; cnt < ndatabases; ++cnt)
|
||||
{
|
||||
int cmp = strcmp (dbname, databases[cnt].name);
|
||||
if (cmp == 0)
|
||||
|
|
@ -223,7 +224,7 @@ __nss_configure_lookup (const char *dbname, const char *service_line)
|
|||
}
|
||||
}
|
||||
|
||||
if (cnt == sizeof databases)
|
||||
if (cnt == ndatabases)
|
||||
{
|
||||
__set_errno (EINVAL);
|
||||
return -1;
|
||||
|
|
|
|||
|
|
@ -981,6 +981,7 @@ print_all (const char *path)
|
|||
if (confstr (c->call_name, cvalue, clen) != clen)
|
||||
error (3, errno, "confstr");
|
||||
printf ("%.*s\n", (int) clen, cvalue);
|
||||
free (cvalue);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,5 +1,5 @@
|
|||
/* POSIX.2 wordexp implementation.
|
||||
Copyright (C) 1997-2002, 2003, 2005 Free Software Foundation, Inc.
|
||||
Copyright (C) 1997-2002, 2003, 2005, 2006 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Tim Waugh <tim@cyberelk.demon.co.uk>.
|
||||
|
||||
|
|
@ -166,6 +166,7 @@ w_addword (wordexp_t *pwordexp, char *word)
|
|||
/* Add a word to the wordlist */
|
||||
size_t num_p;
|
||||
char **new_wordv;
|
||||
bool allocated = false;
|
||||
|
||||
/* Internally, NULL acts like "". Convert NULLs to "" before
|
||||
* the caller sees them.
|
||||
|
|
@ -175,6 +176,7 @@ w_addword (wordexp_t *pwordexp, char *word)
|
|||
word = __strdup ("");
|
||||
if (word == NULL)
|
||||
goto no_space;
|
||||
allocated = true;
|
||||
}
|
||||
|
||||
num_p = 2 + pwordexp->we_wordc + pwordexp->we_offs;
|
||||
|
|
@ -187,6 +189,9 @@ w_addword (wordexp_t *pwordexp, char *word)
|
|||
return 0;
|
||||
}
|
||||
|
||||
if (allocated)
|
||||
free (word);
|
||||
|
||||
no_space:
|
||||
return WRDE_NOSPACE;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -1,5 +1,5 @@
|
|||
/* Return the canonical absolute name of a given file.
|
||||
Copyright (C) 1996-2002, 2004, 2005 Free Software Foundation, Inc.
|
||||
Copyright (C) 1996-2002, 2004, 2005, 2006 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
|
|
@ -91,7 +91,7 @@ __realpath (const char *name, char *resolved)
|
|||
rpath[0] = '\0';
|
||||
goto error;
|
||||
}
|
||||
dest = strchr (rpath, '\0');
|
||||
dest = __rawmemchr (rpath, '\0');
|
||||
}
|
||||
else
|
||||
{
|
||||
|
|
|
|||
|
|
@ -1042,12 +1042,16 @@ gaih_inet (const char *name, const struct gaih_service *service,
|
|||
else
|
||||
socklen = sizeof (struct sockaddr_in);
|
||||
|
||||
struct addrinfo *pai_1st = pai;
|
||||
for (st2 = st; st2 != NULL; st2 = st2->next)
|
||||
{
|
||||
struct addrinfo *ai;
|
||||
ai = *pai = malloc (sizeof (struct addrinfo) + socklen);
|
||||
if (ai == NULL)
|
||||
return -EAI_MEMORY;
|
||||
{
|
||||
free ((char *) canon);
|
||||
return -EAI_MEMORY;
|
||||
}
|
||||
|
||||
ai->ai_flags = req->ai_flags;
|
||||
ai->ai_family = family;
|
||||
|
|
@ -1065,6 +1069,10 @@ gaih_inet (const char *name, const struct gaih_service *service,
|
|||
#endif /* _HAVE_SA_LEN */
|
||||
ai->ai_addr->sa_family = family;
|
||||
|
||||
/* In case of an allocation error the list must be NULL
|
||||
terminated. */
|
||||
ai->ai_next = NULL;
|
||||
|
||||
if (family == AF_INET6)
|
||||
{
|
||||
struct sockaddr_in6 *sin6p =
|
||||
|
|
@ -1088,7 +1096,6 @@ gaih_inet (const char *name, const struct gaih_service *service,
|
|||
|
||||
pai = &(ai->ai_next);
|
||||
}
|
||||
*pai = NULL;
|
||||
|
||||
++*naddrs;
|
||||
|
||||
|
|
|
|||
|
|
@ -1,5 +1,5 @@
|
|||
/* getifaddrs -- get names and addresses of all network interfaces
|
||||
Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
|
||||
Copyright (C) 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
|
|
@ -358,8 +358,7 @@ getifaddrs (struct ifaddrs **ifap)
|
|||
ifa_data. */
|
||||
int result = 0;
|
||||
|
||||
if (ifap)
|
||||
*ifap = NULL;
|
||||
*ifap = NULL;
|
||||
|
||||
if (! __no_netlink_support && __netlink_open (&nh) < 0)
|
||||
{
|
||||
|
|
@ -840,8 +839,7 @@ getifaddrs (struct ifaddrs **ifap)
|
|||
memmove (ifas, &ifas[newlink], sizeof (struct ifaddrs_storage));
|
||||
}
|
||||
|
||||
if (ifap != NULL)
|
||||
*ifap = &ifas[0].ifa;
|
||||
*ifap = &ifas[0].ifa;
|
||||
|
||||
exit_free:
|
||||
__netlink_free_handle (&nh);
|
||||
|
|
|
|||
Loading…
Reference in New Issue