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ASoC: rt1316: Fix return value check in rt1316_sdw_probe()

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In case of error, the function devm_regmap_init_sdw() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check should
be replaced with IS_ERR().

Fixes: a262057df513 ("ASoC: rt1316: Add RT1316 SDCA vendor-specific driver")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Link: https://lore.kernel.org/r/20210303064041.898281-1-weiyongjun1@huawei.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Wei Yongjun 2021-03-03 06:40:41 +00:00 committed by Mark Brown
parent 5d90fef680
commit 3d01f5ee19
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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/rt1316-sdw.c
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@ -669,8 +669,8 @@ static int rt1316_sdw_probe(struct sdw_slave *slave,
/* Regmap Initialization */
regmap = devm_regmap_init_sdw(slave, &rt1316_sdw_regmap);
if (!regmap)
return -EINVAL;
if (IS_ERR(regmap))
return PTR_ERR(regmap);
return rt1316_sdw_init(&slave->dev, regmap, slave);
}