From 604b2ad7ccb11569d3b843bb1ce0fbe034e70769 Mon Sep 17 00:00:00 2001
From: Amit Shah <amit.shah@redhat.com>
Date: Wed, 24 Feb 2010 10:36:51 +0530
Subject: virtio: console: Fix type of 'len' as unsigned int

We declare 'len' as int type but it should be 'unsigned int', as
get_buf() wants it to be.

Signed-off-by: Amit Shah <amit.shah@redhat.com>
Reported-by: Juan Quintela <quintela@redhat.com>

diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index 213373b..2bd6a9c 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -379,7 +379,7 @@ static ssize_t send_control_msg(struct port *port, unsigned int event,
 	struct scatterlist sg[1];
 	struct virtio_console_control cpkt;
 	struct virtqueue *vq;
-	int len;
+	unsigned int len;
 
 	if (!use_multiport(port->portdev))
 		return 0;
-- 
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