diff --git a/drivers/media/video/usbvision/usbvision-video.c b/drivers/media/video/usbvision/usbvision-video.c
index 7243337b771a5031b54ec861d1cd6fc1e7e25d25..bdd6301d2a47dc6515f172fb37d03a94de528958 100644
--- a/drivers/media/video/usbvision/usbvision-video.c
+++ b/drivers/media/video/usbvision/usbvision-video.c
@@ -1072,7 +1072,7 @@ static int usbvision_v4l2_ioctl(struct inode *inode, struct file *file,
 }
 
 
-static ssize_t usbvision_v4l2_read(struct file *file, char *buf,
+static ssize_t usbvision_v4l2_read(struct file *file, char __user *buf,
 		      size_t count, loff_t *ppos)
 {
 	struct video_device *dev = video_devdata(file);