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ASoC: rt700: fix return value check in rt700_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: 7d2a5f9ae41e ("ASoC: rt700: add rt700 codec driver")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Link: https://lore.kernel.org/r/20200115143027.94364-1-weiyongjun1@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Wei Yongjun 2020-01-15 14:30:27 +00:00 committed by Mark Brown
parent a62c449f4c
commit 20435df1c1
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GPG Key ID: 24D68B725D5487D0
1 changed files with 2 additions and 2 deletions
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4
sound/soc/codecs/rt700-sdw.c
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@ -460,8 +460,8 @@ static int rt700_sdw_probe(struct sdw_slave *slave,
regmap = devm_regmap_init(&slave->dev, NULL,
&slave->dev, &rt700_regmap);
if (!regmap)
return -EINVAL;
if (IS_ERR(regmap))
return PTR_ERR(regmap);
rt700_init(&slave->dev, sdw_regmap, regmap, slave);