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Evgeny Vereshchagin 670e95aecd resolvectl: free the block of memory 'hashed' points to before reusing it 
This fixes a memory leak:
```
d5070e2f67ededca022f81f2941900606b16f3196b2268e856295f59._openpgpkey.gmail.com: resolve call failed: 'd5070e2f67ededca022f81f2941900606b16f3196b2268e856295f59._openpgpkey.gmail.com' not found

=================================================================
==224==ERROR: LeakSanitizer: detected memory leaks

Direct leak of 65 byte(s) in 1 object(s) allocated from:
    #0 0x7f71b0878850 in malloc (/usr/lib64/libasan.so.4+0xde850)
    #1 0x7f71afaf69b0 in malloc_multiply ../src/basic/alloc-util.h:63
    #2 0x7f71afaf6c95 in hexmem ../src/basic/hexdecoct.c:62
    #3 0x7f71afbb574b in string_hashsum ../src/basic/gcrypt-util.c:45
    #4 0x56201333e0b9 in string_hashsum_sha256 ../src/basic/gcrypt-util.h:30
    #5 0x562013347b63 in resolve_openpgp ../src/resolve/resolvectl.c:908
    #6 0x562013348b9f in verb_openpgp ../src/resolve/resolvectl.c:944
    #7 0x7f71afbae0b0 in dispatch_verb ../src/basic/verbs.c:119
    #8 0x56201335790b in native_main ../src/resolve/resolvectl.c:2947
    #9 0x56201335880d in main ../src/resolve/resolvectl.c:3087
    #10 0x7f71ad8fcf29 in __libc_start_main (/lib64/libc.so.6+0x20f29)

SUMMARY: AddressSanitizer: 65 byte(s) leaked in 1 allocation(s).
```
2018-08-16 06:48:06 +00:00
..
ac-power tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
activate Drop my copyright headers 2018-06-14 13:03:20 +02:00
analyze tree-wide: shorten error logging a bit 2018-08-07 10:14:33 +09:00
ask-password tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
backlight tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
basic util: bind_remount_recursive_with_mountinfo(): ignore submounts which cannot be accessed 2018-08-10 14:30:55 +09:00
binfmt tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
boot meson: drop parens when appending to list 2018-07-31 21:02:01 +09:00
busctl busctl: make parameter const 2018-06-25 18:26:17 +02:00
cgls tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
cgroups-agent tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
cgtop tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
core Merge pull request #9848 from yuwata/fix-9835-9844 2018-08-10 15:36:34 +02:00
coredump coredumpctl: info shows the last entry by default 2018-07-23 17:45:53 +02:00
cryptsetup cryptsetup: Add dependency on loopback setup to generated units 2018-06-27 16:57:17 +02:00
debug-generator tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
delta Drop my copyright headers 2018-06-14 13:03:20 +02:00
detect-virt tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
dissect tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
environment-d-generator Drop my copyright headers 2018-06-14 13:03:20 +02:00
escape Drop some more copyright headers 2018-07-24 11:16:01 +02:00
firstboot tree-wide: use instead of #ifdef for HAVE_* 2018-06-29 11:40:15 +02:00
fsck fsck: use our usual syntax for defining bit masks 2018-08-10 13:27:43 -07:00
fstab-generator tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
fuzz tree-wide: add multiple inclusion guard 2018-06-25 13:04:59 +09:00
getty-generator tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
gpt-auto-generator tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
hibernate-resume tree-wide: drop copyright headers from frequent contributors 2018-06-20 11:58:53 +02:00
hostname tree-wide: shorten error logging a bit 2018-08-07 10:14:33 +09:00
hwdb tree-wide: drop copyright headers from frequent contributors 2018-06-20 11:58:53 +02:00
import tree-wide: port various bits over to open_parent() 2018-07-23 13:38:18 +02:00
initctl initctl: do not ignore errors in function 2018-08-07 10:06:49 +09:00
journal journald: take leading spaces into account in syslog_parse_identifier 2018-08-10 13:35:06 +00:00
journal-remote Merge pull request #9422 from yuwata/conf-files 2018-06-28 10:17:54 +02:00
kernel-install kernel-install: don't try to run depmod when kernel doesn't support modules 2018-08-08 10:42:04 +02:00
libsystemd tree-wide: use returned value from log_*_errno() 2018-08-07 15:48:37 +09:00
libsystemd-network tree-wide: Convert compare_func's to use CMP() macro wherever possible. 2018-08-06 19:26:35 -07:00
libudev tree-wide: drop double newline 2018-06-29 11:02:17 +09:00
locale tree-wide: shorten error logging a bit 2018-08-07 10:14:33 +09:00
login tree-wide: shorten error logging a bit 2018-08-07 10:14:33 +09:00
machine tree-wide: shorten error logging a bit 2018-08-07 10:14:33 +09:00
machine-id-setup tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
modules-load udev-builtin-kmod: use the generic module_load() function 2018-07-19 18:28:21 +02:00
mount mount: do not output (null) in option 2018-06-19 08:27:47 +02:00
network Merge pull request #9817 from yuwata/shorten-error-logging 2018-08-07 10:44:44 +02:00
notify tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
nspawn tree-wide: shorten error logging a bit 2018-08-07 10:14:33 +09:00
nss-myhostname nss: do not modify errno when NSS_STATUS_NOTFOUND or NSS_STATUS_SUCCESS 2018-07-25 10:23:22 +02:00
nss-mymachines Merge pull request #9504 from poettering/nss-deadlock 2018-07-26 10:16:25 +02:00
nss-resolve Merge pull request #9504 from poettering/nss-deadlock 2018-07-26 10:16:25 +02:00
nss-systemd nss: do not modify errno when NSS_STATUS_NOTFOUND or NSS_STATUS_SUCCESS 2018-07-25 10:23:22 +02:00
partition growfs: make global variables that don't need to be exported static 2018-07-20 16:57:35 +02:00
path tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
portable tree-wide: drop empty lines in comments 2018-07-23 08:44:24 +02:00
quotacheck tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
random-seed tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
rc-local-generator tree-wide: drop copyright headers from frequent contributors 2018-06-20 11:58:53 +02:00
remount-fs tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
reply-password tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
resolve resolvectl: free the block of memory 'hashed' points to before reusing it 2018-08-16 06:48:06 +00:00
rfkill tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
run tree-wide: shorten error logging a bit 2018-08-07 10:14:33 +09:00
shared Merge pull request #9817 from yuwata/shorten-error-logging 2018-08-07 10:44:44 +02:00
sleep sleep: tiny coding style updates 2018-07-17 21:41:56 +02:00
socket-proxy tree-wide: drop copyright lines for more authors 2018-06-22 16:39:45 +02:00
stdio-bridge tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
sulogin-shell tree-wide: shorten error logging a bit 2018-08-07 10:14:33 +09:00
sysctl tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
system-update-generator Correct a number of trivial typos. 2018-06-18 22:44:44 +02:00
systemctl systemctl: add support for --wait to is-system-running 2018-08-07 09:33:25 +02:00
systemd sd-bus: make BUS_DEFAULT_TIMEOUT configurable 2018-07-16 15:11:50 +02:00
sysusers Merge pull request #9274 from poettering/comment-header-cleanup 2018-06-14 11:26:50 +02:00
sysv-generator tree-wide: drop copyright headers from frequent contributors 2018-06-20 11:58:53 +02:00
test test: cast values in proper type to suppress warnings 2018-08-07 15:40:16 +02:00
time-wait-sync tree-wide: drop empty lines in comments 2018-07-23 08:44:24 +02:00
timedate timedate: emit property changed signal after all jobs are completed 2018-08-08 14:32:28 +02:00
timesync timesync: voidify sd_event_add_signal() and sd_event_set_watchdog() 2018-07-20 11:30:11 +09:00
tmpfiles tmpfiles: don't adjust qgroups on existing subvolumes 2018-08-08 12:37:35 +02:00
tty-ask-password-agent tree-wide: beautify remaining copyright statements 2018-06-14 10:20:21 +02:00
udev link: fix type for link-config's "features" array of tristates 2018-08-07 15:40:39 +02:00
update-done tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
update-utmp tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
user-sessions tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
vconsole tree-wide: drop copyright headers from frequent contributors 2018-06-20 11:58:53 +02:00
veritysetup tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00
volatile-root tree-wide: remove Lennart's copyright lines 2018-06-14 10:20:20 +02:00