--- drm_edid.c	2011-06-10 22:37:36.605848000 +0200
+++ linux/drivers/gpu/drm/drm_edid.c	2011-06-13 13:04:43.136786102 +0200
@@ -292,7 +292,7 @@
 				  block + (valid_extensions + 1) * EDID_LENGTH,
 				  j, EDID_LENGTH))
 				goto out;
-			if (drm_edid_block_valid(block + (valid_extensions + 1) * EDID_LENGTH)) {
+			if (drm_edid_block_valid(block + (valid_extensions + 0) * EDID_LENGTH)) {
 				valid_extensions++;
 				break;
 			}