diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 0920adf..e97d046 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -485,7 +485,7 @@ static void raid10_end_write_request(struct bio *bio, int error)
 	 */
 	one_write_done(r10_bio);
 	if (dec_rdev)
-		rdev_dec_pending(conf->mirrors[dev].rdev, conf->mddev);
+		rdev_dec_pending(rdev, conf->mddev);
 }

 /*