drm: gm12u320: Add -ENODEV to list of errors to ignore

Add -ENODEV to the list of usb-transfer errors which we ignore to
avoid logging Frame update errors when the device gets unplugged.

Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190811143725.5951-2-hdegoede@redhat.com

diff --git a/drivers/gpu/drm/tiny/gm12u320.c b/drivers/gpu/drm/tiny/gm12u320.c
index aa4b46e47e19cf1ede713dda53eca0b9cd4cdca4..03d0e2df6774408c15c976ad930113d1975b4106 100644 (file)
--- a/drivers/gpu/drm/tiny/gm12u320.c
+++ b/drivers/gpu/drm/tiny/gm12u320.c
@@ -422,7 +422,7 @@ static void gm12u320_fb_update_work(struct work_struct *work)
        return;
 err:
        /* Do not log errors caused by module unload or device unplug */
-       if (ret != -ECONNRESET && ret != -ESHUTDOWN)
+       if (ret != -ENODEV && ret != -ECONNRESET && ret != -ESHUTDOWN)
                GM12U320_ERR("Frame update error: %d\n", ret);
 }