Commit dc141a40 authored Jul 21, 2012 by Ashish Sangwan Committed by Jan Kara Aug 15, 2012

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>

parent bb2b6d19

fs/udf/super.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -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);
		}

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