From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 A3CFF46B5 for ; Mon, 16 Jan 2023 16:16:40 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 26A1CC433D2; Mon, 16 Jan 2023 16:16:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1673885800; bh=VF+9Qk0M7jhPYc91uD5LVjRY2tijB/yE0xofHREFclw=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KDtg3kj11yiGq5cMgyQLoNJC/aOO79RakmSC10cf+vd1D29m2s3c+1RMpYCgSuzEO NuyXVBK31mBwFOg5WJTjYAuD1VUvEugHbLvCA4Q7fRh5mNBrADm3gWdGvIbrkjcqo4 5CgD/wCnoP/zUGjOw04m7JZf+X9FW4qax+vbdeKc= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Jiasheng Jiang , Mark Brown , Sasha Levin Subject: [PATCH 5.4 159/658] ASoC: mediatek: mtk-btcvsd: Add checks for write and read of mtk_btcvsd_snd Date: Mon, 16 Jan 2023 16:44:07 +0100 Message-Id: <20230116154916.731314289@linuxfoundation.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230116154909.645460653@linuxfoundation.org> References: <20230116154909.645460653@linuxfoundation.org> User-Agent: quilt/0.67 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit From: Jiasheng Jiang [ Upstream commit d067b3378a78c9c3048ac535e31c171b6f5b5846 ] As the mtk_btcvsd_snd_write and mtk_btcvsd_snd_read may return error, it should be better to catch the exception. Fixes: 4bd8597dc36c ("ASoC: mediatek: add btcvsd driver") Signed-off-by: Jiasheng Jiang Link: https://lore.kernel.org/r/20221116030750.40500-1-jiasheng@iscas.ac.cn Signed-off-by: Mark Brown Signed-off-by: Sasha Levin --- sound/soc/mediatek/common/mtk-btcvsd.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/sound/soc/mediatek/common/mtk-btcvsd.c b/sound/soc/mediatek/common/mtk-btcvsd.c index b66f7dee1e14..f6ec6937a71b 100644 --- a/sound/soc/mediatek/common/mtk-btcvsd.c +++ b/sound/soc/mediatek/common/mtk-btcvsd.c @@ -1054,11 +1054,9 @@ static int mtk_pcm_btcvsd_copy(struct snd_pcm_substream *substream, struct mtk_btcvsd_snd *bt = snd_soc_component_get_drvdata(component); if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) - mtk_btcvsd_snd_write(bt, buf, count); + return mtk_btcvsd_snd_write(bt, buf, count); else - mtk_btcvsd_snd_read(bt, buf, count); - - return 0; + return mtk_btcvsd_snd_read(bt, buf, count); } static struct snd_pcm_ops mtk_btcvsd_ops = { -- 2.35.1