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[PATCH] affs: possible null pointer dereference in affs_rename()

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If affs_bread() fails, the exit path calls mark_buffer_dirty_inode() with a
NULL argument.

Coverity CID: 312.

Signed-off-by: Florin Malita <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Florin Malita 2006-05-25 18:44:23 -07:00 • committed by Linus Torvalds
commit 3ac8141366
1 changed files with 1 additions and 2 deletions
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3
fs/affs/namei.c
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@ -416,10 +416,9 @@ affs_rename(struct inode *old_dir, struct dentry *old_dentry,
return retval;
}
retval = -EIO;
bh = affs_bread(sb, old_dentry->d_inode->i_ino);
if (!bh)
goto done;
return -EIO;
/* Remove header from its parent directory. */
affs_lock_dir(old_dir);