diff mbox

[v3,1/5] staging/android: do not let userspace trigger WARN_ON

Message ID 1470929204-13237-2-git-send-email-gustavo@padovan.org (mailing list archive)
State New, archived
Headers show

Commit Message

Gustavo Padovan Aug. 11, 2016, 3:26 p.m. UTC 
From: Gustavo Padovan <gustavo.padovan@collabora.co.uk>

Closing the timeline without waiting all fences to signal is not
a critical failure, it is just bad usage from userspace so avoid
calling WARN_ON in this case.

Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
---
 drivers/staging/android/sw_sync.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/staging/android/sw_sync.c b/drivers/staging/android/sw_sync.c
index 115c917..bda1f6a 100644
--- a/drivers/staging/android/sw_sync.c
+++ b/drivers/staging/android/sw_sync.c
@@ -176,7 +176,7 @@  static void timeline_fence_release(struct fence *fence)
 
 	spin_lock_irqsave(fence->lock, flags);
 	list_del(&pt->child_list);
-	if (WARN_ON_ONCE(!list_empty(&pt->active_list)))
+	if (!list_empty(&pt->active_list))
 		list_del(&pt->active_list);
 	spin_unlock_irqrestore(fence->lock, flags);