st/xorg: fix a typo

it'd be too easy, eh

diff --git a/src/gallium/state_trackers/xorg/xorg_exa.h b/src/gallium/state_trackers/xorg/xorg_exa.h
index 65ae5b308c53c14691caf27a8206e43096ccf929..fe1f1cd103c4260f872e080b781511092aa644a1 100644 (file)
--- a/src/gallium/state_trackers/xorg/xorg_exa.h
+++ b/src/gallium/state_trackers/xorg/xorg_exa.h
@@ -35,7 +35,7 @@ struct exa_context
 
    /* we should combine these two */
    float vertices2[4][2][4];
-   float vertices3[4][2][4];
+   float vertices3[4][3][4];
 };
 
 struct exa_pixmap_priv