[PATCH 3/3] i915-pmu: Add extra check NULL

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Found by Linux Verification Center (linuxtesting.org) with SVACE.

Signed-off-by: Denis Arefev <arefev@xxxxxxxxx>
---
 drivers/gpu/drm/i915/i915_pmu.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/i915/i915_pmu.c b/drivers/gpu/drm/i915/i915_pmu.c
index 34a7f0ef1f67..33db49ffac3d 100644
--- a/drivers/gpu/drm/i915/i915_pmu.c
+++ b/drivers/gpu/drm/i915/i915_pmu.c
@@ -704,8 +704,7 @@ static void i915_pmu_disable(struct perf_event *event)
 		 * Decrement the reference count and clear the enabled
 		 * bitmask when the last listener on an event goes away.
 		 */
-		if(engine != NULL)
-		{
+		if (engine != NULL) {
 		        if (--engine->pmu.enable_count[sample] == 0)
 			        engine->pmu.enable &= ~BIT(sample);
 		}
-- 
2.25.1




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