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| author | Theodore Ts'o <tytso@mit.edu> | 2008-08-22 12:43:14 -0400 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2008-08-22 12:43:14 -0400 |
| commit | 5b7adf06904e6577c5d8bee7f0197a1b1032fa68 (patch) | |
| tree | 6061cfc4aaeeefd46dbea60bdb4084a7ec303f2a /lib/blkid/devname.c | |
| parent | 1aaaa82901c8b0a50baff06491f0e8e7de1c9af3 (diff) | |
| download | e2fsprogs-5b7adf06904e6577c5d8bee7f0197a1b1032fa68.tar.gz | |
libblkid: Fix potential crash if blkid cache is out of date when probing
Fix bug added in 57926c8c5566f0ef5b77db326d58aa0643cf6270
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'lib/blkid/devname.c')
| -rw-r--r-- | lib/blkid/devname.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/blkid/devname.c b/lib/blkid/devname.c index 89b33f21..86fd44cb 100644 --- a/lib/blkid/devname.c +++ b/lib/blkid/devname.c @@ -129,12 +129,12 @@ static void probe_one(blkid_cache cache, const char *ptname, dev_t devno, int pri, int only_if_new) { blkid_dev dev = NULL; - struct list_head *p; + struct list_head *p, *pnext; const char **dir; char *devname = NULL; /* See if we already have this device number in the cache. */ - list_for_each(p, &cache->bic_devs) { + list_for_each_safe(p, pnext, &cache->bic_devs) { blkid_dev tmp = list_entry(p, struct blkid_struct_dev, bid_devs); #ifdef HAVE_DEVMAPPER |