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| author | Sudip Mukherjee <sudipm.mukherjee@gmail.com> | 2016-01-22 01:40:36 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-01-22 02:20:51 +0100 |
| commit | ff7d080e528d8faf5bc175fd9909889af03e1566 (patch) | |
| tree | 19acc35320f42bab238da12f98ce2b603adccff4 /fs/reiserfs/super.c | |
| parent | ratelimit: fix bug in time interval by resetting right begin time (diff) | |
| download | linux-ff7d080e528d8faf5bc175fd9909889af03e1566.tar.xz linux-ff7d080e528d8faf5bc175fd9909889af03e1566.zip | |
reiserfs: fix dereference of ERR_PTR
reiserfs_iget() returns either NULL or error code in ERR_PTR. And we
were only checking for NULL, so in case of some other error we will try
to dereference the ERR_PTR(-errno) thinking it to be a valid pointer.
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/reiserfs/super.c')
| -rw-r--r-- | fs/reiserfs/super.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c index 05db7473bcb5..c0306ec8ed7b 100644 --- a/fs/reiserfs/super.c +++ b/fs/reiserfs/super.c @@ -288,7 +288,7 @@ static int finish_unfinished(struct super_block *s) pathrelse(&path); inode = reiserfs_iget(s, &obj_key); - if (!inode) { + if (IS_ERR_OR_NULL(inode)) { /* * the unlink almost completed, it just did not * manage to remove "save" link and release objectid |