Clear screen when leave usb screen so that usblogo doesn't remain on the screen.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22531 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 4 insertions, 0 deletions

diff --git a/apps/screens.c b/apps/screens.c
index ead6735a95..036e2a8f06 100644
--- a/apps/screens.c
+++ b/apps/screens.c
@@ -229,7 +229,11 @@ void usb_screen(void)
     status_set_usb(false);
 #endif /* HAVE_LCD_CHARCELLS */
     FOR_NB_SCREENS(i)
+    {
         screens[i].backlight_on();
+        screens[i].clear_display();
+        screens[i].update();
+    }
     global_settings.statusbar = statusbar;
 #endif /* USB_NONE */
 }