openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

UDF: During mount free lvid_bh before rescanning with different blocksize 

If s_lvid_bh is not freed and set to NULL before re-scanning partition
with default block size, we might end up using wrong lvid in case
s_lvid_bh is not updated in udf_load_logicalvolint during rescan.

Signed-off-by: Ashish Sangwan <ashish.sangwan2@gmail.com>
Signed-off-by: Namjae Jeon <linkinjeon@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
Ashish Sangwan 2012-07-21 16:35:17 +05:30 committed by Jan Kara
parent bb2b6d19ec
commit dc141a402b
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/udf/super.c
View File

@ -2000,6 +2000,8 @@ static int udf_fill_super(struct super_block *sb, void *options, int silent)
if (!silent)
pr_notice("Rescanning with blocksize %d\n",
UDF_DEFAULT_BLOCKSIZE);
brelse(sbi->s_lvid_bh);
sbi->s_lvid_bh = NULL;
uopt.blocksize = UDF_DEFAULT_BLOCKSIZE;
ret = udf_load_vrs(sb, &uopt, silent, &fileset);
}