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-rw-r--r--drivers/md/dm.c2
-rw-r--r--drivers/md/md.c2
2 files changed, 4 insertions, 0 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index e1ea3a7bd9d9..b424a6ee27ba 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1742,6 +1742,8 @@ static void dm_split_and_process_bio(struct mapped_device *md,
* otherwise associated queue_limits won't be imposed.
*/
bio = bio_split_to_limits(bio);
+ if (!bio)
+ return;
}
init_clone_info(&ci, md, map, bio, is_abnormal);
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 775f1dde190a..8af639296b3c 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -455,6 +455,8 @@ static void md_submit_bio(struct bio *bio)
}
bio = bio_split_to_limits(bio);
+ if (!bio)
+ return;
if (mddev->ro == MD_RDONLY && unlikely(rw == WRITE)) {
if (bio_sectors(bio) != 0)