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-rw-r--r--drivers/md/dm.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 469cec54f371..ace998ce59f6 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -843,6 +843,8 @@ static int dm_merge_bvec(struct request_queue *q,
goto out;
ti = dm_table_find_target(map, bvm->bi_sector);
+ if (!dm_target_is_valid(ti))
+ goto out_table;
/*
* Find maximum amount of I/O that won't need splitting
@@ -861,6 +863,7 @@ static int dm_merge_bvec(struct request_queue *q,
if (max_size && ti->type->merge)
max_size = ti->type->merge(ti, bvm, biovec, max_size);
+out_table:
dm_table_put(map);
out: