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llvmpipe: Fix fence wait.

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Avoids crashing when fence is NULL (LP_NUM_THREADS=0) and leaking when
it is not.
This commit is contained in:
José Fonseca 2010-05-06 21:33:01 +01:00
parent c37d8259bb
commit 680071502f
1 changed files with 4 additions and 1 deletions
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5
src/gallium/drivers/llvmpipe/lp_query.c
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@ -106,7 +106,10 @@ llvmpipe_begin_query(struct pipe_context *pipe, struct pipe_query *q)
if (pq->binned) {
struct pipe_fence_handle *fence;
pipe->flush(pipe, PIPE_FLUSH_RENDER_CACHE, &fence);
pipe->screen->fence_finish(pipe->screen, fence, 0);
if (fence) {
pipe->screen->fence_finish(pipe->screen, fence, 0);
pipe->screen->fence_reference(pipe->screen, &fence, NULL);
}
}
lp_setup_begin_query(llvmpipe->setup, pq);