1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index cb27190e9f39..f7ecc287d733 100644
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -341,7 +341,7 @@ static blk_qc_t brd_make_request(struct request_queue *q, struct bio *bio)
 
         if (unlikely(bio->bi_rw & REQ_DISCARD)) {
                 if (sector & ((PAGE_SIZE >> SECTOR_SHIFT) - 1) ||
-                    bio->bi_iter.bi_size & PAGE_MASK)
+                    bio->bi_iter.bi_size & ~PAGE_MASK)
                         goto io_error;
                 discard_from_brd(brd, sector, bio->bi_iter.bi_size);
                 goto out;