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* nscd/connections.c (send_ro_fd): Make sure BUF is aligned correctly.

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Ulrich Drepper 2005-07-14 02:17:58 +00:00
parent 7529e67ed8
commit a08ab89700
2 changed files with 8 additions and 2 deletions
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ChangeLog
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@ -1,5 +1,6 @@
2005-07-13 Ulrich Drepper <drepper@redhat.com>
* nscd/connections.c (send_ro_fd): Make sure BUF is aligned correctly.
* nscd/nscd_helper.c (wait_on_socket): New function.
(get_mapping): Use wait_on_socket instead of poll. The former handles
EINTR of poll correctly.

9
nscd/connections.c
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@ -604,9 +604,14 @@ send_ro_fd (struct database_dyn *db, char *key, int fd)
iov[0].iov_len = strlen (key) + 1;
/* Prepare the control message to transfer the descriptor. */
char buf[CMSG_SPACE (sizeof (int))];
union
{
struct cmsghdr hdr;
char bytes[CMSG_SPACE (sizeof (int))];
} buf;
struct msghdr msg = { .msg_iov = iov, .msg_iovlen = 1,
.msg_control = buf, .msg_controllen = sizeof (buf) };
.msg_control = buf.bytes,
.msg_controllen = sizeof (buf) };
struct cmsghdr *cmsg = CMSG_FIRSTHDR (&msg);
cmsg->cmsg_level = SOL_SOCKET;