diff --git a/render/render.c b/render/render.c
index a32d797..93bb9ef 100644
--- a/render/render.c
+++ b/render/render.c
@@ -1159,6 +1159,12 @@ ProcRenderAddGlyphs (ClientPtr client)
 						   width, height, depth,
 						   CREATE_PIXMAP_USAGE_GLYPH_PICTURE);
 
+		if (! pDstPix) /* Usually implies display driver rejected width, height, depth, etc... */
+		{
+		    err = BadValue;
+		    goto bail;
+		}
+
 		GlyphPicture (glyph)[screen] = pDst =
 			CreatePicture (0, &pDstPix->drawable,
 				       glyphSet->format,