[PATCH] dri2: reply to client for WaitMSC request in any case

[Cui, Flora]

otherwise client would wait for reply forever and desktop appears hang.

Signed-off-by: Flora Cui <flora.cui at amd.com>
---
 src/amdgpu_dri2.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/amdgpu_dri2.c b/src/amdgpu_dri2.c
index 44316ac..34353a7 100644
--- a/src/amdgpu_dri2.c
+++ b/src/amdgpu_dri2.c
@@ -1062,6 +1062,9 @@ static int amdgpu_dri2_schedule_wait_msc(ClientPtr client, DrawablePtr draw,
 out_complete:
 	if (wait_info)
 		amdgpu_dri2_deferred_event(NULL, 0, wait_info);
+
+	DRI2WaitMSCComplete(client, draw, target_msc, 0, 0);
+
 	return TRUE;
 }
 
-- 
2.7.4