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 X-Spam-Level: X-Spam-Status: No, score=-12.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2C180C2D0A3 for ; Thu, 29 Oct 2020 08:25:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B429D2076E for ; Thu, 29 Oct 2020 08:25:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729335AbgJ2IZk (ORCPT ); Thu, 29 Oct 2020 04:25:40 -0400 Received: from smtp25.cstnet.cn ([159.226.251.25]:42834 "EHLO cstnet.cn" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727146AbgJ2IZk (ORCPT ); Thu, 29 Oct 2020 04:25:40 -0400 Received: from localhost.localdomain (unknown [124.16.141.242]) by APP-05 (Coremail) with SMTP id zQCowABnV1BtfJpfZ51KAA--.28505S2; Thu, 29 Oct 2020 16:25:18 +0800 (CST) From: Xu Wang To: peter.ujfalusi@ti.com, lgirdwood@gmail.com, broonie@kernel.org, perex@perex.cz, tiwai@suse.com, alsa-devel@alsa-project.org Cc: linux-kernel@vger.kernel.org Subject: [PATCH] ASoC: ti: davinci-evm: Remove redundant null check before clk_disable_unprepare Date: Thu, 29 Oct 2020 08:25:13 +0000 Message-Id: <20201029082513.28233-1-vulab@iscas.ac.cn> X-Mailer: git-send-email 2.17.1 X-CM-TRANSID: zQCowABnV1BtfJpfZ51KAA--.28505S2 X-Coremail-Antispam: 1UD129KBjvdXoWrZFy8CFy8Aw45GFW8AFWkJFb_yoW3KFg_Aw 1Fg393Wa4UZw1ay34DK3yrAF1ktr4kuan5urnYqr4UtryUWrW5urykta1fur97Ww48J3W3 Z34qqF4fXr92vjkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUb7AYjsxI4VWDJwAYFVCjjxCrM7AC8VAFwI0_Gr0_Xr1l1xkIjI8I 6I8E6xAIw20EY4v20xvaj40_Wr0E3s1l1IIY67AEw4v_Jr0_Jr4l8cAvFVAK0II2c7xJM2 8CjxkF64kEwVA0rcxSw2x7M28EF7xvwVC0I7IYx2IY67AKxVW8JVW5JwA2z4x0Y4vE2Ix0 cI8IcVCY1x0267AKxVW8JVWxJwA2z4x0Y4vEx4A2jsIE14v26F4UJVW0owA2z4x0Y4vEx4 A2jsIEc7CjxVAFwI0_GcCE3s1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqx4xG64xvF2IE w4CE5I8CrVC2j2WlYx0E2Ix0cI8IcVAFwI0_Jr0_Jr4lYx0Ex4A2jsIE14v26r4j6F4UMc vjeVCFs4IE7xkEbVWUJVW8JwACjcxG0xvY0x0EwIxGrwCY02Avz4vE14v_GFyl42xK82IY c2Ij64vIr41l4I8I3I0E4IkC6x0Yz7v_Jr0_Gr1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s 026x8GjcxK67AKxVWUGVWUWwC2zVAF1VAY17CE14v26r126r1DMIIYrxkI7VAKI48JMIIF 0xvE2Ix0cI8IcVAFwI0_Jr0_JF4lIxAIcVC0I7IYx2IY6xkF7I0E14v26r1j6r4UMIIF0x vE42xK8VAvwI8IcIk0rVWrZr1j6s0DMIIF0xvEx4A2jsIE14v26r1j6r4UMIIF0xvEx4A2 jsIEc7CjxVAFwI0_Jr0_GrUvcSsGvfC2KfnxnUUI43ZEXa7IU00PfPUUUUU== X-Originating-IP: [124.16.141.242] X-CM-SenderInfo: pyxotu46lvutnvoduhdfq/1tbiCAwEA18J9vch6gAAsf Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Because clk_disable_unprepare() already checked NULL clock parameter, so the additional check is unnecessary, just remove it. Signed-off-by: Xu Wang --- sound/soc/ti/davinci-evm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/sound/soc/ti/davinci-evm.c b/sound/soc/ti/davinci-evm.c index 105e56ab9cdc..b043a0070d20 100644 --- a/sound/soc/ti/davinci-evm.c +++ b/sound/soc/ti/davinci-evm.c @@ -46,8 +46,7 @@ static void evm_shutdown(struct snd_pcm_substream *substream) struct snd_soc_card_drvdata_davinci *drvdata = snd_soc_card_get_drvdata(soc_card); - if (drvdata->mclk) - clk_disable_unprepare(drvdata->mclk); + clk_disable_unprepare(drvdata->mclk); } static int evm_hw_params(struct snd_pcm_substream *substream, -- 2.17.1