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authorMarek Olšák <[email protected]>2018-07-05 18:15:31 -0400
committerMarek Olšák <[email protected]>2018-07-06 16:23:37 -0400
commit0eaf069679ccf86de6739d5eaa439db075f02903 (patch)
tree093d24c6b9fc11e7009bdab49f51321fefe67588
parentb39bdb07164211c483a3c8a8625689169be09cc4 (diff)
st/dri: fix a crash in server_wait_sync
Ported from i965 including the comment. This fixes: dEQP-EGL.functional.reusable_sync.valid.wait_server Cc: 18.1 <[email protected]> Reviewed-by: Michel Dänzer <[email protected]>
-rw-r--r--src/gallium/state_trackers/dri/dri_helpers.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/state_trackers/dri/dri_helpers.c b/src/gallium/state_trackers/dri/dri_helpers.c
index f1501bfb815..5d42873a208 100644
--- a/src/gallium/state_trackers/dri/dri_helpers.c
+++ b/src/gallium/state_trackers/dri/dri_helpers.c
@@ -214,6 +214,12 @@ dri2_server_wait_sync(__DRIcontext *_ctx, void *_fence, unsigned flags)
struct pipe_context *ctx = dri_context(_ctx)->st->pipe;
struct dri2_fence *fence = (struct dri2_fence*)_fence;
+ /* We might be called here with a NULL fence as a result of WaitSyncKHR
+ * on a EGL_KHR_reusable_sync fence. Nothing to do here in such case.
+ */
+ if (!fence)
+ return;
+
if (ctx->fence_server_sync)
ctx->fence_server_sync(ctx, fence->pipe_fence);
}