diff --git a/block/bio.c b/block/bio.c
index 2a5e97f463ca..608a62f0b0ad 100644
--- a/block/bio.c
+++ b/block/bio.c
@@ -807,6 +807,7 @@ bool __bio_try_merge_page(struct bio *bio, struct page *page,
 		struct bio_vec *bv = &bio->bi_io_vec[bio->bi_vcnt - 1];
 
 		if (page == bv->bv_page && off == bv->bv_offset + bv->bv_len) {
+			*same_page = true;
 			bv->bv_len += len;
 			bio->bi_iter.bi_size += len;
 			return true;