diff --git a/block/blk-core.c b/block/blk-core.c
index 1217c2cd66dd..bc5e8c5eaac9 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -799,6 +799,7 @@ void submit_bio_noacct(struct bio *bio)
 
 	switch (bio_op(bio)) {
 	case REQ_OP_READ:
+		break;
 	case REQ_OP_WRITE:
 		if (bio->bi_opf & REQ_ATOMIC) {
 			status = blk_validate_atomic_write_op_size(q, bio);