drbd: cleanup useless leftover warn/error printk's

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>

drivers/block/drbd/drbd_nl.c

@@ -780,9 +780,6 @@ void drbd_setup_queue_param(struct drbd_conf *mdev, unsigned int max_seg_s) __mu
 	blk_queue_segment_boundary(q, PAGE_SIZE-1);
 	blk_stack_limits(&q->limits, &b->limits, 0);
 
-	if (b->merge_bvec_fn)
-		dev_warn(DEV, "Backing device's merge_bvec_fn() = %p\n",
-		     b->merge_bvec_fn);
 	dev_info(DEV, "max_segment_size ( = BIO size ) = %u\n", queue_max_segment_size(q));
 
 	if (q->backing_dev_info.ra_pages != b->backing_dev_info.ra_pages) {

drivers/block/drbd/drbd_receiver.c

@@ -4591,10 +4591,8 @@ int drbd_asender(struct drbd_thread *thi)
 		while (1) {
 			clear_bit(SIGNAL_ASENDER, &mdev->flags);
 			flush_signals(current);
-			if (!drbd_process_done_ee(mdev)) {
-				dev_err(DEV, "process_done_ee() = NOT_OK\n");
+			if (!drbd_process_done_ee(mdev))
 				goto reconnect;
-			}
 			/* to avoid race with newly queued ACKs */
 			set_bit(SIGNAL_ASENDER, &mdev->flags);
 			spin_lock_irq(&mdev->req_lock);