From: Patrice Mandin <patmandin@gmail.com>
Date: Tue, 17 Nov 2009 18:50:37 +0000 (+0100)
Subject: nouveau: nv30: Check for NULL front (happens with DRI2)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b353106467d386b48877d6ae1048cca3feaf99ff;p=mesa.git

nouveau: nv30: Check for NULL front (happens with DRI2)
---

diff --git a/src/gallium/drivers/nv30/nv30_screen.c b/src/gallium/drivers/nv30/nv30_screen.c
index 221ae1b5f88..7cd36902eb4 100644
--- a/src/gallium/drivers/nv30/nv30_screen.c
+++ b/src/gallium/drivers/nv30/nv30_screen.c
@@ -116,7 +116,10 @@ nv30_screen_surface_format_supported(struct pipe_screen *pscreen,
 		case PIPE_FORMAT_Z24X8_UNORM:
 			return TRUE;
 		case PIPE_FORMAT_Z16_UNORM:
-			return (front->format == PIPE_FORMAT_R5G6B5_UNORM);
+			if (front) {
+				return (front->format == PIPE_FORMAT_R5G6B5_UNORM);
+			}
+			return TRUE;
 		default:
 			break;
 		}