leandrof/linux
1
0
Fork 0
forked from Minki/linux
Code Issues Pull Requests Packages Projects Releases Wiki Activity

udf: fix udf_add_free_space

Browse Source 
In commit 742ba02a51 (udf: create common
function for changing free space counter) by accident I reversed safety
condition which lead to null pointer dereference in case of media error and
wrong counting of free space in normal situation

Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Cc: Jan Kara <jack@suse.cz>
Acked-by: Cyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Marcin Slusarz 2008-02-13 15:03:33 -08:00 committed by Linus Torvalds
parent e28d80f182
commit cba44359d1
1 changed files with 1 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/udf/balloc.c
View File

@ -145,7 +145,7 @@ static bool udf_add_free_space(struct udf_sb_info *sbi,
{
struct logicalVolIntegrityDesc *lvid;
if (sbi->s_lvid_bh)
if (sbi->s_lvid_bh == NULL)
return false;
lvid = (struct logicalVolIntegrityDesc *)sbi->s_lvid_bh->b_data;