diff --git a/block/blk-core.c b/block/blk-core.c
index f03fff1fa391..5248b94d276b 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -676,7 +676,7 @@ static inline blk_status_t blk_check_zone_append(struct request_queue *q,
 	return BLK_STS_OK;
 }
 
-noinline_for_stack bool submit_bio_checks(struct bio *bio)
+static noinline_for_stack bool submit_bio_checks(struct bio *bio)
 {
 	struct block_device *bdev = bio->bi_bdev;
 	struct request_queue *q = bdev_get_queue(bdev);
diff --git a/block/blk.h b/block/blk.h
index abb663a2a147..b2516cb4f98e 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -46,7 +46,6 @@ void blk_freeze_queue(struct request_queue *q);
 void __blk_mq_unfreeze_queue(struct request_queue *q, bool force_atomic);
 void blk_queue_start_drain(struct request_queue *q);
 int __bio_queue_enter(struct request_queue *q, struct bio *bio);
-bool submit_bio_checks(struct bio *bio);
 
 static inline bool blk_try_enter_queue(struct request_queue *q, bool pm)
 {