From f9f5bbf5783cd63369d3e6c8cf27e2bd7c5ac2c3 Mon Sep 17 00:00:00 2001 From: Wei Yongjun Date: Fri, 17 Jan 2020 02:41:49 +0000 Subject: [PATCH] ASoC: rt715: fix return value check in rt715_sdw_probe() In case of error, the function devm_regmap_init() returns ERR_PTR() and never returns NULL. The NULL test in the return value check should be replaced with IS_ERR(). Fixes: d1ede0641b05 ("ASoC: rt715: add RT715 codec driver") Signed-off-by: Wei Yongjun Link: https://lore.kernel.org/r/20200117024149.75515-1-weiyongjun1@huawei.com Signed-off-by: Mark Brown --- sound/soc/codecs/rt715-sdw.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/soc/codecs/rt715-sdw.c b/sound/soc/codecs/rt715-sdw.c index 18868e4ae6e8..6d892c44c522 100644 --- a/sound/soc/codecs/rt715-sdw.c +++ b/sound/soc/codecs/rt715-sdw.c @@ -535,8 +535,8 @@ static int rt715_sdw_probe(struct sdw_slave *slave, regmap = devm_regmap_init(&slave->dev, NULL, &slave->dev, &rt715_regmap); - if (!regmap) - return -EINVAL; + if (IS_ERR(regmap)) + return PTR_ERR(regmap); rt715_init(&slave->dev, sdw_regmap, regmap, slave); -- 2.11.0