diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index a3b2ee74bba98ede9340dc29de7332b9c4f0bb08..11f3852ebea3168923992d677d229bc32f394ed6 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -923,7 +923,9 @@ void drbd_gen_and_send_sync_uuid(struct drbd_peer_device *peer_device)
 }
 
 /* communicated if (agreed_features & DRBD_FF_WSAME) */
-void assign_p_sizes_qlim(struct drbd_device *device, struct p_sizes *p, struct request_queue *q)
+static void
+assign_p_sizes_qlim(struct drbd_device *device, struct p_sizes *p,
+					struct request_queue *q)
 {
 	if (q) {
 		p->qlim->physical_block_size = cpu_to_be32(queue_physical_block_size(q));
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 1b3f439a3b237d37e4e32219eb45696d6e1dce27..248966727bf6b066766ff4556a23ae91c2eb91b0 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -1261,7 +1261,7 @@ struct one_flush_context {
 	struct issue_flush_context *ctx;
 };
 
-void one_flush_endio(struct bio *bio)
+static void one_flush_endio(struct bio *bio)
 {
 	struct one_flush_context *octx = bio->bi_private;
 	struct drbd_device *device = octx->device;
diff --git a/drivers/block/drbd/drbd_worker.c b/drivers/block/drbd/drbd_worker.c
index 72cb0bd624a6e535a5562f0330fde9990ad9f068..e48012df108af648664c97148e8fdf8813a48ac1 100644
--- a/drivers/block/drbd/drbd_worker.c
+++ b/drivers/block/drbd/drbd_worker.c
@@ -203,7 +203,8 @@ void drbd_peer_request_endio(struct bio *bio)
 	}
 }
 
-void drbd_panic_after_delayed_completion_of_aborted_request(struct drbd_device *device)
+static void
+drbd_panic_after_delayed_completion_of_aborted_request(struct drbd_device *device)
 {
 	panic("drbd%u %s/%u potential random memory corruption caused by delayed completion of aborted local request\n",
 		device->minor, device->resource->name, device->vnr);