From patchwork Tue Aug 27 12:32:01 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Bard Liao X-Patchwork-Id: 13779461 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.16]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0465C1BAEDA for ; Tue, 27 Aug 2024 12:32:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.16 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724761958; cv=none; b=cKf8fg+MKi/IDI+aZceKeEkjEgBuEBFgGF9iBk1xXkI/mTxtHeIucDdH+VIPx3pg7vzJMntYZMGyUB/YLy6ujhj/3Mg4FSWe//dD/E156MVNDbGFO4FEq/7ZJkXULbqsNuOUYv9MlXAJJHSVjawPO/jscGpQO4w1Szmqbx+zBD4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724761958; c=relaxed/simple; bh=rPUyYzQd/NymgQax8wXqS1QKPsiIRfZ2HDEbpdYfIZ8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=lDSpkGjuNbPJbp019+EcGhlczO4WrHtohaLnfRgh5MbJig29xXsqdnUf5ltCnyUemfn2QZ2tmzh387HEAcQgvNkB+2vBftnuLZXy/bPko83qUnIVaWfxwruuM3f4FbyO+yvh16FY+gbnT+L9VCzap55mexFZNVTB+eMgUx8P2FM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=gKwsvAgb; arc=none smtp.client-ip=192.198.163.16 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="gKwsvAgb" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1724761957; x=1756297957; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=rPUyYzQd/NymgQax8wXqS1QKPsiIRfZ2HDEbpdYfIZ8=; b=gKwsvAgbUtX1H3QZmyb+Uy31GMwNQn1yy5GGWgT8KLG09GvuhVG8xA9Y NMkhy+NklHrA3SobvhHfn3gPtKiTGUkTdXugrheec4Qta8c30Jfv5ensF nJw6lWfy0gOrDFpjzrUzLpaqe5cjusvbDBb31NCJRK4vtcBwH/d0xrZ3O 2QKph36EMcZLn5usy1VUL4+EHJOkdHi7rhXhJ9fD44k6L5vNGrp+4HLzF 6gxntVwJbLHAJu1TR7WMKOUJdiWtlqUcaz2zcHZ9/Xi0HVw5tdAY/Lesl UJRRDDhqR3ZhQcQErcE7vws1LNVkPg9xndgK7YYdlWz6CH53oHb18BTZl w==; X-CSE-ConnectionGUID: dyFT58DwQCSOeKgT0VdRCw== X-CSE-MsgGUID: 7Y1XFSGeSleNTCzX6ABXVQ== X-IronPort-AV: E=McAfee;i="6700,10204,11176"; a="13235492" X-IronPort-AV: E=Sophos;i="6.10,180,1719903600"; d="scan'208";a="13235492" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Aug 2024 05:32:36 -0700 X-CSE-ConnectionGUID: VfPm6jktSjuqCVUkynN4jg== X-CSE-MsgGUID: WIMNiWqYRGe2QgbTi8oWyA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,180,1719903600"; d="scan'208";a="62676773" Received: from anmitta2-mobl4.gar.corp.intel.com (HELO yungchua-desk.intel.com) ([10.247.118.39]) by orviesa010-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Aug 2024 05:32:34 -0700 From: Bard Liao To: broonie@kernel.org, tiwai@suse.de Cc: linux-sound@vger.kernel.org, pierre-louis.bossart@linux.intel.com, bard.liao@intel.com, peter.ujfalusi@linux.intel.com Subject: [PATCH v2 03/17] ASoC: Intel: boards: always check the result of acpi_dev_get_first_match_dev() Date: Tue, 27 Aug 2024 20:32:01 +0800 Message-ID: <20240827123215.258859-4-yung-chuan.liao@linux.intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240827123215.258859-1-yung-chuan.liao@linux.intel.com> References: <20240827123215.258859-1-yung-chuan.liao@linux.intel.com> Precedence: bulk X-Mailing-List: linux-sound@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Pierre-Louis Bossart The code seems mostly copy-pasted, with some machine drivers forgetting to test if the 'adev' result is NULL. Add this check when missing, and use -ENOENT consistently as an error code. Reported-by: Dan Carpenter Closes: https://lore.kernel.org/alsa-devel/918944d2-3d00-465e-a9d1-5d57fc966113@stanley.mountain/T/#u Signed-off-by: Pierre-Louis Bossart Reviewed-by: Péter Ujfalusi Signed-off-by: Bard Liao --- sound/soc/intel/boards/bytcht_cx2072x.c | 4 ++++ sound/soc/intel/boards/bytcht_da7213.c | 4 ++++ sound/soc/intel/boards/bytcht_es8316.c | 2 +- sound/soc/intel/boards/bytcr_rt5640.c | 2 +- sound/soc/intel/boards/bytcr_rt5651.c | 2 +- sound/soc/intel/boards/cht_bsw_rt5645.c | 4 ++++ sound/soc/intel/boards/cht_bsw_rt5672.c | 4 ++++ sound/soc/intel/boards/sof_es8336.c | 2 +- sound/soc/intel/boards/sof_wm8804.c | 4 ++++ 9 files changed, 24 insertions(+), 4 deletions(-) diff --git a/sound/soc/intel/boards/bytcht_cx2072x.c b/sound/soc/intel/boards/bytcht_cx2072x.c index df3c2a7b64d2..8c2b4ab764bb 100644 --- a/sound/soc/intel/boards/bytcht_cx2072x.c +++ b/sound/soc/intel/boards/bytcht_cx2072x.c @@ -255,7 +255,11 @@ static int snd_byt_cht_cx2072x_probe(struct platform_device *pdev) snprintf(codec_name, sizeof(codec_name), "i2c-%s", acpi_dev_name(adev)); byt_cht_cx2072x_dais[dai_index].codecs->name = codec_name; + } else { + dev_err(&pdev->dev, "Error cannot find '%s' dev\n", mach->id); + return -ENOENT; } + acpi_dev_put(adev); /* override platform name, if required */ diff --git a/sound/soc/intel/boards/bytcht_da7213.c b/sound/soc/intel/boards/bytcht_da7213.c index 08c598b7e1ee..9178bbe8d995 100644 --- a/sound/soc/intel/boards/bytcht_da7213.c +++ b/sound/soc/intel/boards/bytcht_da7213.c @@ -258,7 +258,11 @@ static int bytcht_da7213_probe(struct platform_device *pdev) snprintf(codec_name, sizeof(codec_name), "i2c-%s", acpi_dev_name(adev)); dailink[dai_index].codecs->name = codec_name; + } else { + dev_err(&pdev->dev, "Error cannot find '%s' dev\n", mach->id); + return -ENOENT; } + acpi_dev_put(adev); /* override platform name, if required */ diff --git a/sound/soc/intel/boards/bytcht_es8316.c b/sound/soc/intel/boards/bytcht_es8316.c index 77b91ea4dc32..3539c9ff0fd2 100644 --- a/sound/soc/intel/boards/bytcht_es8316.c +++ b/sound/soc/intel/boards/bytcht_es8316.c @@ -562,7 +562,7 @@ static int snd_byt_cht_es8316_mc_probe(struct platform_device *pdev) byt_cht_es8316_dais[dai_index].codecs->name = codec_name; } else { dev_err(dev, "Error cannot find '%s' dev\n", mach->id); - return -ENXIO; + return -ENOENT; } codec_dev = acpi_get_first_physical_node(adev); diff --git a/sound/soc/intel/boards/bytcr_rt5640.c b/sound/soc/intel/boards/bytcr_rt5640.c index db4a33680d94..4479825c08b5 100644 --- a/sound/soc/intel/boards/bytcr_rt5640.c +++ b/sound/soc/intel/boards/bytcr_rt5640.c @@ -1693,7 +1693,7 @@ static int snd_byt_rt5640_mc_probe(struct platform_device *pdev) byt_rt5640_dais[dai_index].codecs->name = byt_rt5640_codec_name; } else { dev_err(dev, "Error cannot find '%s' dev\n", mach->id); - return -ENXIO; + return -ENOENT; } codec_dev = acpi_get_first_physical_node(adev); diff --git a/sound/soc/intel/boards/bytcr_rt5651.c b/sound/soc/intel/boards/bytcr_rt5651.c index 8514b79f389b..1f54da98aacf 100644 --- a/sound/soc/intel/boards/bytcr_rt5651.c +++ b/sound/soc/intel/boards/bytcr_rt5651.c @@ -926,7 +926,7 @@ static int snd_byt_rt5651_mc_probe(struct platform_device *pdev) byt_rt5651_dais[dai_index].codecs->name = byt_rt5651_codec_name; } else { dev_err(dev, "Error cannot find '%s' dev\n", mach->id); - return -ENXIO; + return -ENOENT; } codec_dev = acpi_get_first_physical_node(adev); diff --git a/sound/soc/intel/boards/cht_bsw_rt5645.c b/sound/soc/intel/boards/cht_bsw_rt5645.c index 1da9ceee4d59..ac23a8b7cafc 100644 --- a/sound/soc/intel/boards/cht_bsw_rt5645.c +++ b/sound/soc/intel/boards/cht_bsw_rt5645.c @@ -582,7 +582,11 @@ static int snd_cht_mc_probe(struct platform_device *pdev) snprintf(cht_rt5645_codec_name, sizeof(cht_rt5645_codec_name), "i2c-%s", acpi_dev_name(adev)); cht_dailink[dai_index].codecs->name = cht_rt5645_codec_name; + } else { + dev_err(&pdev->dev, "Error cannot find '%s' dev\n", mach->id); + return -ENOENT; } + /* acpi_get_first_physical_node() returns a borrowed ref, no need to deref */ codec_dev = acpi_get_first_physical_node(adev); acpi_dev_put(adev); diff --git a/sound/soc/intel/boards/cht_bsw_rt5672.c b/sound/soc/intel/boards/cht_bsw_rt5672.c index d68e5bc755de..c6c469d51243 100644 --- a/sound/soc/intel/boards/cht_bsw_rt5672.c +++ b/sound/soc/intel/boards/cht_bsw_rt5672.c @@ -479,7 +479,11 @@ static int snd_cht_mc_probe(struct platform_device *pdev) snprintf(drv->codec_name, sizeof(drv->codec_name), "i2c-%s", acpi_dev_name(adev)); cht_dailink[dai_index].codecs->name = drv->codec_name; + } else { + dev_err(&pdev->dev, "Error cannot find '%s' dev\n", mach->id); + return -ENOENT; } + acpi_dev_put(adev); /* Use SSP0 on Bay Trail CR devices */ diff --git a/sound/soc/intel/boards/sof_es8336.c b/sound/soc/intel/boards/sof_es8336.c index 2a88efaa6d26..b45d0501f109 100644 --- a/sound/soc/intel/boards/sof_es8336.c +++ b/sound/soc/intel/boards/sof_es8336.c @@ -681,7 +681,7 @@ static int sof_es8336_probe(struct platform_device *pdev) dai_links[0].codecs->dai_name = "ES8326 HiFi"; } else { dev_err(dev, "Error cannot find '%s' dev\n", mach->id); - return -ENXIO; + return -ENOENT; } codec_dev = acpi_get_first_physical_node(adev); diff --git a/sound/soc/intel/boards/sof_wm8804.c b/sound/soc/intel/boards/sof_wm8804.c index b2d02cc92a6a..0a5ce34d7f7b 100644 --- a/sound/soc/intel/boards/sof_wm8804.c +++ b/sound/soc/intel/boards/sof_wm8804.c @@ -270,7 +270,11 @@ static int sof_wm8804_probe(struct platform_device *pdev) snprintf(codec_name, sizeof(codec_name), "%s%s", "i2c-", acpi_dev_name(adev)); dailink[dai_index].codecs->name = codec_name; + } else { + dev_err(&pdev->dev, "Error cannot find '%s' dev\n", mach->id); + return -ENOENT; } + acpi_dev_put(adev); snd_soc_card_set_drvdata(card, ctx);