From: Dave Airlie <airlied@xxxxxxxxxx>
Reported-by: Mikko Vinni
Signed-off-by: Dave Airlie <airlied@xxxxxxxxxx>
---
drivers/gpu/drm/radeon/radeon_fence.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index 64ea3dd..4bd36a3 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -364,8 +364,10 @@ int radeon_fence_count_emitted(struct radeon_device *rdev, int ring)
int not_processed = 0;
read_lock_irqsave(&rdev->fence_lock, irq_flags);
- if (!rdev->fence_drv[ring].initialized)
+ if (!rdev->fence_drv[ring].initialized) {
+ read_unlock_irqrestore(&rdev->fence_lock, irq_flags);
return 0;
+ }
if (!list_empty(&rdev->fence_drv[ring].emitted)) {
struct list_head *ptr;
--
1.7.7.6
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