arcfb: use fb_sys_read()

Since arcfb's framebuffer is vmalloc'ed, use the fb_sys_read().

Signed-off-by: Antonino Daplas <adaplas@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/drivers/video/arcfb.c b/drivers/video/arcfb.c
index c668e56c9272..db15baca3f7b 100644
--- a/drivers/video/arcfb.c
+++ b/drivers/video/arcfb.c
@@ -494,6 +494,7 @@ static ssize_t arcfb_write(struct fb_info *info, const char __user *buf,
 static struct fb_ops arcfb_ops = {
         .owner          = THIS_MODULE,
         .fb_open        = arcfb_open,
+        .fb_read        = fb_sys_read,
         .fb_write       = arcfb_write,
         .fb_release     = arcfb_release,
         .fb_pan_display = arcfb_pan_display,