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ASoC: rt715: fix return value check in rt715_sdw_probe()

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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 <weiyongjun1@huawei.com>
Link: https://lore.kernel.org/r/20200117024149.75515-1-weiyongjun1@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Wei Yongjun 2020-01-17 02:41:49 +00:00 committed by Mark Brown
parent b03c29c1b1
commit f9f5bbf578
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1 changed files with 2 additions and 2 deletions
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4
sound/soc/codecs/rt715-sdw.c
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@ -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);