Commit cba44359 authored Feb 13, 2008 by Marcin Slusarz Committed by Linus Torvalds Feb 13, 2008

udf: fix udf_add_free_space



In commit 742ba02a (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>

parent e28d80f1

fs/udf/balloc.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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;