From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CAE4CC2BB41 for ; Tue, 16 Aug 2022 10:27:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234567AbiHPK1N (ORCPT ); Tue, 16 Aug 2022 06:27:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32992 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234557AbiHPK0g (ORCPT ); Tue, 16 Aug 2022 06:26:36 -0400 X-Greylist: delayed 610 seconds by postgrey-1.37 at lindbergh.monkeyblade.net; Tue, 16 Aug 2022 02:35:42 PDT Received: from mx.swemel.ru (mx.swemel.ru [95.143.211.150]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9FDEB79607 for ; Tue, 16 Aug 2022 02:35:40 -0700 (PDT) From: Denis Arefev DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=swemel.ru; s=mail; t=1660641925; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=4pN/HWYNP5Og6NT88D8bQhfdAYmJL0p3JtbVeMHSDU4=; b=Ivk+0ti/i5rbLhfDR13Gj4UMSC2U3igGCdFugoWc8EPkhACXCtRR4JODk28pbDVJpywEis 2VtcV3npfjFwQo2yL/1PYuvYlF0MW/6vgEXe5i5n59RgkAKPpwI1iNZPH2OvyNjjgOsJ3/ SU+u5ghxEgNErrG6VQphdU8tEUZFgc8= To: Jani Nikula Cc: Joonas Lahtinen , Rodrigo Vivi , David Airlie , Daniel Vetter , 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 Message-Id: <20220816092525.37670-1-arefev@swemel.ru> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Found by Linux Verification Center (linuxtesting.org) with SVACE. Signed-off-by: Denis Arefev --- 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