From: Denis Arefev <arefev@swemel.ru>
To: Jani Nikula <jani.nikula@linux.intel.com>
Cc: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
Rodrigo Vivi <rodrigo.vivi@intel.com>,
David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org,
linux-kernel@vger.kernel.org, ldv-project@linuxtesting.org,
trufanov@swemel.ru, vfh@swemel.ru
Subject: [PATCH 3/3] i915-pmu: Add extra check NULL
Date: Tue, 16 Aug 2022 12:25:25 +0300 [thread overview]
Message-ID: <20220816092525.37670-1-arefev@swemel.ru> (raw)
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Signed-off-by: Denis Arefev <arefev@swemel.ru>
---
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
next reply other threads:[~2022-08-16 10:27 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-16 9:25 Denis Arefev [this message]
2022-08-16 10:03 ` Jani Nikula
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