drbd: receive_bitmap: Avoid casting enum drbd_state_rv to int

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 44b102d4..2a604e7 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -3522,12 +3522,14 @@
 	INFO_bm_xfer_stats(mdev, "receive", &c);
 
 	if (mdev->state.conn == C_WF_BITMAP_T) {
+		enum drbd_state_rv rv;
+
 		ok = !drbd_send_bitmap(mdev);
 		if (!ok)
 			goto out;
 		/* Omit CS_ORDERED with this state transition to avoid deadlocks. */
-		ok = _drbd_request_state(mdev, NS(conn, C_WF_SYNC_UUID), CS_VERBOSE);
-		D_ASSERT(ok == SS_SUCCESS);
+		rv = _drbd_request_state(mdev, NS(conn, C_WF_SYNC_UUID), CS_VERBOSE);
+		D_ASSERT(rv == SS_SUCCESS);
 	} else if (mdev->state.conn != C_WF_BITMAP_S) {
 		/* admin may have requested C_DISCONNECTING,
 		 * other threads may have noticed network errors */