mirrors/glibc
1
0
Fork 0
mirror of https://sourceware.org/git/glibc.git synced 2024-11-23 17:53:37 +08:00
Code Issues Actions Packages Projects Releases Wiki Activity

Linux getifaddrs might return entries with ->ifa_addr being NULL.

Browse Source
This commit is contained in:
Ulrich Drepper 2010-10-11 09:38:00 -04:00
parent 9ff8d36f27
commit 1751705d1c
3 changed files with 15 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
ChangeLog
View File

@ -1,3 +1,9 @@
2010-10-11 Ulrich Drepper <drepper@gmail.com>
[BZ #12093]
* sysdeps/unix/sysv/linux/check_pf.c (__check_pf): ->ifa_addr might
be NULL.
2010-10-07 Jakub Jelinek <jakub@redhat.com>
[BZ #3268]

2
NEWS
View File

@ -10,7 +10,7 @@ Version 2.13
* The following bugs are resolved with this release:
3268, 7066, 10851, 11611, 11640, 11701, 11840, 11856, 11883, 11903, 11904,
11968, 11979, 12005, 12037, 12067, 12077, 12092, 12107
11968, 11979, 12005, 12037, 12067, 12077, 12092, 12093, 12107
* New Linux interfaces: prlimit, prlimit64, fanotify_init, fanotify_mark

5
sysdeps/unix/sysv/linux/check_pf.c
View File

@ -1,5 +1,5 @@
/* Determine protocol families for which interfaces exist. Linux version.
Copyright (C) 2003, 2006, 2007, 2008 Free Software Foundation, Inc.
Copyright (C) 2003, 2006, 2007, 2008, 2010 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
@ -304,10 +304,13 @@ __check_pf (bool *seen_ipv4, bool *seen_ipv6,
struct ifaddrs *runp;
for (runp = ifa; runp != NULL; runp = runp->ifa_next)
if (runp->ifa_addr != NULL)
{
if (runp->ifa_addr->sa_family == PF_INET)
*seen_ipv4 = true;
else if (runp->ifa_addr->sa_family == PF_INET6)
*seen_ipv6 = true;
}
(void) freeifaddrs (ifa);
#endif