use less confusing names for iov_iter direction initializers

[linux-block.git] / drivers / block / drbd / drbd_receiver.c

diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index c897c457203652a4c7d86dc185af5c3b440fcd03..54010eac6ca9199f9ac40f2d738801e28fdec6b8 100644 (file)
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -507,7 +507,7 @@ static int drbd_recv_short(struct socket *sock, void *buf, size_t size, int flag
        struct msghdr msg = {
                .msg_flags = (flags ? flags : MSG_WAITALL | MSG_NOSIGNAL)
        };
-       iov_iter_kvec(&msg.msg_iter, READ, &iov, 1, size);
+       iov_iter_kvec(&msg.msg_iter, ITER_DEST, &iov, 1, size);
        return sock_recvmsg(sock, &msg, msg.msg_flags);
 }
 
@@ -781,7 +781,7 @@ static struct socket *drbd_wait_for_connect(struct drbd_connection *connection,
 
        timeo = connect_int * HZ;
        /* 28.5% random jitter */
-       timeo += (prandom_u32() & 1) ? timeo / 7 : -timeo / 7;
+       timeo += prandom_u32_max(2) ? timeo / 7 : -timeo / 7;
 
        err = wait_for_completion_interruptible_timeout(&ad->door_bell, timeo);
        if (err <= 0)
@@ -1004,7 +1004,7 @@ retry:
                                drbd_warn(connection, "Error receiving initial packet\n");
                                sock_release(s);
 randomize:
-                               if (prandom_u32() & 1)
+                               if (prandom_u32_max(2))
                                        goto retry;
                        }
                }