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i965: avoid segfault in intel_update_renderbuffers() if using DRI1

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This commit is contained in:
Brian Paul
2009-04-28 09:58:44 -06:00
parent dcf571aff9
commit 43d9020ff1
1 changed files with 4 additions and 3 deletions
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7
src/mesa/drivers/dri/intel/intel_context.c
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@@ -198,7 +198,7 @@ intel_update_renderbuffers(__DRIcontext *context, __DRIdrawable *drawable)
struct intel_renderbuffer *rb;
struct intel_region *region, *depth_region;
struct intel_context *intel = context->driverPrivate;
__DRIbuffer *buffers;
__DRIbuffer *buffers = NULL;
__DRIscreen *screen;
int i, count;
unsigned int attachments[10];
@@ -210,7 +210,8 @@ intel_update_renderbuffers(__DRIcontext *context, __DRIdrawable *drawable)
screen = intel->intelScreen->driScrnPriv;
if ((screen->dri2.loader->base.version > 2)
if (screen->dri2.loader
&& (screen->dri2.loader->base.version > 2)
&& (screen->dri2.loader->getBuffersWithFormat != NULL)) {
struct intel_renderbuffer *depth_rb;
struct intel_renderbuffer *stencil_rb;
@@ -248,7 +249,7 @@ intel_update_renderbuffers(__DRIcontext *context, __DRIdrawable *drawable)
attachments, i / 2,
&count,
drawable->loaderPrivate);
} else {
} else if (screen->dri2.loader) {
i = 0;
if (intel_fb->color_rb[0])
attachments[i++] = __DRI_BUFFER_FRONT_LEFT;