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intel: Protect against waiting on a NULL render target bo

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If we fall back to software rendering due to the render target being
absent (GPU hang or other error in creating the named target), then we
do not need to nor should we wait upon the results.

Reported-by: Magnus Kessler <Magnus.Kessler@gmx.net>
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=34656
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
This commit is contained in:
Chris Wilson 2011-02-24 10:12:37 +00:00
parent 69d969e8fa
commit a2029a78c3
1 changed files with 1 additions and 1 deletions
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2
src/mesa/drivers/dri/intel/intel_context.c
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@ -581,7 +581,7 @@ intelFinish(struct gl_context * ctx)
irb = intel_renderbuffer(fb->_ColorDrawBuffers[i]);
if (irb && irb->region)
if (irb && irb->region && irb->region->buffer)
drm_intel_bo_wait_rendering(irb->region->buffer);
}
if (fb->_DepthBuffer) {