| commit | 884ea892763d4dfba509743f65961c782c0442db | |
| author | Sage Weil <sage@newdream.net> | |
| Tue, 23 Nov 2010 06:58:06 +0000 (22 22:58 -0800) | ||
| committer | Sage Weil <sage@newdream.net> | |
| Wed, 1 Dec 2010 22:15:31 +0000 (1 14:15 -0800) | ||
| tree | 92a7f5b67aa06cf32457ccb2b69c28c528a48c15 | treesnapshot (tar.gz zip) |
| parent | 3561d43fd289f590fdae672e5eb831b8d5cf0bf6 | commitdiff |
ceph: avoid possible null deref in readdir after dir llseek
last may be NULL, but we dereference it in the else branch without
checking. Normally it doesn't trigger because last == NULL when fpos == 2,
but it could happen on a newly opened dir if the user seeks forward.
Reported-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Sage Weil <sage@newdream.net>
last may be NULL, but we dereference it in the else branch without
checking. Normally it doesn't trigger because last == NULL when fpos == 2,
but it could happen on a newly opened dir if the user seeks forward.
Reported-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Sage Weil <sage@newdream.net>
| fs/ceph/dir.c | diffblobblamehistory |