Received: by 2002:a05:6a10:5bc5:0:0:0:0 with SMTP id os5csp6365227pxb; Mon, 8 Nov 2021 07:27:43 -0800 (PST) X-Google-Smtp-Source: ABdhPJzq8fxwKx2TvLCoK5A9oy2rsW5L704mj0mUP8mEkdKDhb1HwO2hxAoo3tH7AdFvNj8DB7lr X-Received: by 2002:a05:6402:331:: with SMTP id q17mr47312edw.58.1636385263595; Mon, 08 Nov 2021 07:27:43 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1636385263; cv=none; d=google.com; s=arc-20160816; b=X7QLM5gIrR5nSgb2J/AzFw6xTMjluIKmgWfMiczK0FnKLYDjlc+N1ZUjPi0f52NTbH lY3wy54IT+fqSORaaIcLMUP5YsZOncu9wJ6NvAWmVg3/KtKOdsrqFIL8a9jfqNkO1uEY /mMxBS5umrMDg24xQ36MM27zxOYnR1QnjpjlnXftQijoC0xOPeDFdDgIhsu5ufCYVPPI SGx0C5n0GXcstartKyzKNvDX0Rl5rCZp00qL83GO/gfD4uZEmJz7fAmAFsTaCVQ7Xygx THDiz7rjDzVLLUkKDvD4atVqNW+lETbPOx2oez5UQBn0q/Sfdj1LbCrkJMGgkmOPgtEN HwfA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=dV4yMzKrI1TbB2ks8ruZkP157t7OTN1nFaA3SUb88SQ=; b=BdchxjYiqIvJop9B1wbf0NiJjyYUrU/A156VS+8WJF58C/jqg6AhUz+HhkuSIa6AGb dFrV4JQjo/84c9rYIIe/XfYZbAanqDOKQ1MMyxxQ3bOpnjoh1uPiAHgmrgZWcGvAJ8yE bLySewxpBfaTUkUtLdcvMARdewkgwneYkKmraKVJUUDGLIrqftab/d6FXudQWY62qlIw 37/mBoM7bNatON5vs6EZxXNH2u3t1gW4JrcHZy+LYMItmGQ4OUBjzoxeldC1ht06q5sU MEPC/Z54x0tPwQ8Ikk2vVflgWmoUN1C/UKYOuNmuYoW/zE5POQ9SILIA1izbzzlsP46m K3aw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@alien8.de header.s=dkim header.b=GNk0oPHT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alien8.de Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id o14si26189526edv.128.2021.11.08.07.27.17; Mon, 08 Nov 2021 07:27:43 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@alien8.de header.s=dkim header.b=GNk0oPHT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=alien8.de Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238982AbhKHKSY (ORCPT + 99 others); Mon, 8 Nov 2021 05:18:24 -0500 Received: from mail.skyhub.de ([5.9.137.197]:38212 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238567AbhKHKPK (ORCPT ); Mon, 8 Nov 2021 05:15:10 -0500 Received: from zn.tnic (p200300ec2f33110088892b77bd117736.dip0.t-ipconnect.de [IPv6:2003:ec:2f33:1100:8889:2b77:bd11:7736]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.skyhub.de (SuperMail on ZX Spectrum 128k) with ESMTPSA id 4A3421EC0502; Mon, 8 Nov 2021 11:12:26 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=alien8.de; s=dkim; t=1636366346; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=dV4yMzKrI1TbB2ks8ruZkP157t7OTN1nFaA3SUb88SQ=; b=GNk0oPHTCiJ2Ie3P0UiFdIsZ0u5vyavaxiCWHbuBT8UA06ECOLORBvzPbrc1iS77ZiuzNh QfQfGfVRD7sdOVsI0KmFOU/olLRTH2GnuqOFK+wkoBNLms9AI1VH9nTd76n+hoMsBF0pXh 59/iPfW6ZACUDcSOFrHkV1A4em4teRo= From: Borislav Petkov To: LKML Cc: alsa-devel@alsa-project.org Subject: [PATCH v0 23/42] ASoC: soc-jack: Check notifier registration return value Date: Mon, 8 Nov 2021 11:11:38 +0100 Message-Id: <20211108101157.15189-24-bp@alien8.de> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20211108101157.15189-1-bp@alien8.de> References: <20211108101157.15189-1-bp@alien8.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Borislav Petkov Avoid homegrown notifier registration checks. No functional changes. Signed-off-by: Borislav Petkov Cc: alsa-devel@alsa-project.org --- sound/soc/soc-jack.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/sound/soc/soc-jack.c b/sound/soc/soc-jack.c index d798765d168c..0875f5022066 100644 --- a/sound/soc/soc-jack.c +++ b/sound/soc/soc-jack.c @@ -181,7 +181,8 @@ EXPORT_SYMBOL_GPL(snd_soc_jack_add_pins); void snd_soc_jack_notifier_register(struct snd_soc_jack *jack, struct notifier_block *nb) { - blocking_notifier_chain_register(&jack->notifier, nb); + if (blocking_notifier_chain_register(&jack->notifier, nb)) + pr_warn("Jack status notifier already registered\n"); } EXPORT_SYMBOL_GPL(snd_soc_jack_notifier_register); -- 2.29.2