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-rw-r--r--drivers/s390/block/dcssblk.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index b392b9f5482e..c0f85ffb2b62 100644
--- a/drivers/s390/block/dcssblk.c
+++ b/drivers/s390/block/dcssblk.c
@@ -865,6 +865,8 @@ dcssblk_submit_bio(struct bio *bio)
unsigned long bytes_done;
bio = bio_split_to_limits(bio);
+ if (!bio)
+ return;
bytes_done = 0;
dev_info = bio->bi_bdev->bd_disk->private_data;