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Commit deae6cfc authored by Marcin Slusarz's avatar Marcin Slusarz Committed by Linus Torvalds
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udf: check if udf_load_logicalvol failed 



udf_load_logicalvol may fail eg in out of memory conditions - check it
and propagate error further

Signed-off-by: default avatarMarcin Slusarz <marcin.slusarz@gmail.com>
Cc: Ben Fennema <bfennema@falcon.csc.calpoly.edu>
Acked-by: default avatarJan Kara <jack@suse.cz>
Cc: Christoph Hellwig <hch@infradead.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent dc5d39be

fs/udf/super.c

+4 −1
Original line number Diff line number Diff line
@@ -1263,7 +1263,10 @@ static int udf_process_sequence(struct super_block *sb, long block, 
			if (i == VDS_POS_PRIMARY_VOL_DESC) {

				udf_load_pvoldesc(sb, bh);

			} else if (i == VDS_POS_LOGICAL_VOL_DESC) {

				udf_load_logicalvol(sb, bh, fileset); /* TODO: check return value */

				if (udf_load_logicalvol(sb, bh, fileset)) {

					brelse(bh);

					return 1;

				}

			} else if (i == VDS_POS_PARTITION_DESC) {

				struct buffer_head *bh2 = NULL;

				if (udf_load_partdesc(sb, bh)) {