From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wei Yongjun Date: Mon, 07 May 2018 01:39:45 +0000 Subject: [PATCH -next] ASoC: fix return value check in mt6351_codec_driver_probe() Message-Id: <1525657185-73163-1-git-send-email-weiyongjun1@huawei.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Liam Girdwood , Mark Brown , Jaroslav Kysela , Takashi Iwai , Matthias Brugger , Kai Chieh Chuang Cc: alsa-devel@alsa-project.org, kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, Wei Yongjun , linux-arm-kernel@lists.infradead.org In case of error, the function dev_get_regmap() returns NULL pointer not ERR_PTR(). The IS_ERR() test in the return value check should be replaced with NULL test. Signed-off-by: Wei Yongjun --- sound/soc/codecs/mt6351.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/soc/codecs/mt6351.c b/sound/soc/codecs/mt6351.c index e739f07..f73dcd7 100644 --- a/sound/soc/codecs/mt6351.c +++ b/sound/soc/codecs/mt6351.c @@ -1472,8 +1472,8 @@ static int mt6351_codec_driver_probe(struct platform_device *pdev) priv->dev = &pdev->dev; priv->regmap = dev_get_regmap(pdev->dev.parent, NULL); - if (IS_ERR(priv->regmap)) - return PTR_ERR(priv->regmap); + if (!priv->regmap) + return -ENODEV; dev_dbg(priv->dev, "%s(), dev name %s\n", __func__, dev_name(&pdev->dev));