1 files changed, 5 insertions, 2 deletions
diff --git a/src/atimach64render.c b/src/atimach64render.c
index ffde2cb..8d259fa 100644
--- a/src/atimach64render.c
+++ b/src/atimach64render.c
@@ -339,10 +339,13 @@ Mach64GetOrder(int val, int *shift)
 static Bool
 Mach64CheckTexture(PicturePtr pPict)
 {
-    int w = pPict->pDrawable->width;
-    int h = pPict->pDrawable->height;
+    int h,w;
     int l2w, l2h, level, i;
 
+    if (pPict->pDrawable == NULL)
+	    return FALSE;
+    w = pPict->pDrawable->width;
+    h = pPict->pDrawable->height;
     for (i = 0; i < MACH64_NR_TEX_FORMATS; i++) {
         if (Mach64TexFormats[i].pictFormat == pPict->format)
             break;