Index: x11-drivers/xf86-video-openchrome/files/patch-src__via_driver.c
===================================================================
--- x11-drivers/xf86-video-openchrome/files/patch-src__via_driver.c	(nonexistent)
+++ x11-drivers/xf86-video-openchrome/files/patch-src__via_driver.c	(working copy)
@@ -0,0 +1,11 @@
+--- src/via_driver.c.orig	2015-11-19 15:49:03.658837000 +0100
++++ src/via_driver.c	2015-11-19 15:51:11.689034000 +0100
+@@ -806,7 +806,7 @@ via_xf86crtc_resize(ScrnInfoPtr scrn, in
+ {
+     xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+     struct buffer_object *old_front = NULL, *new_front = NULL;
+-    int old_width, old_height, old_dwidth, format;
++    int old_width = 0, old_height = 0, old_dwidth = 0, format;
+     int cpp = (scrn->bitsPerPixel + 7) >> 3, i;
+     ScreenPtr screen = scrn->pScreen;
+     VIAPtr pVia = VIAPTR(scrn);