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authorCharles Keepax <ckeepax@opensource.cirrus.com>2021-05-11 18:57:18 +0100
committerMark Brown <broonie@kernel.org>2021-05-12 13:00:40 +0100
commit0e49a4de4564b3659a34b0b775d43b6b635b17fa (patch)
tree859c4aefe3c7db45cdce09c551ae757fc4035bb9 /sound
parentb1078e9869531af4f968ba1b9edad51264943bb8 (diff)
ASoC: cs42l52: Minor tidy up of error paths
Fixup a needlessly initialised variable and an unchecked return value. Reported-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Signed-off-by: Charles Keepax <ckeepax@opensource.cirrus.com> Link: https://lore.kernel.org/r/20210511175718.15416-5-ckeepax@opensource.cirrus.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/codecs/cs42l56.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/sound/soc/codecs/cs42l56.c b/sound/soc/codecs/cs42l56.c
index c44a5cdb796e..7cdffdf6b8cf 100644
--- a/sound/soc/codecs/cs42l56.c
+++ b/sound/soc/codecs/cs42l56.c
@@ -1175,7 +1175,7 @@ static int cs42l56_i2c_probe(struct i2c_client *i2c_client,
struct cs42l56_platform_data *pdata =
dev_get_platdata(&i2c_client->dev);
int ret, i;
- unsigned int devid = 0;
+ unsigned int devid;
unsigned int alpha_rev, metal_rev;
unsigned int reg;
@@ -1245,6 +1245,11 @@ static int cs42l56_i2c_probe(struct i2c_client *i2c_client,
}
ret = regmap_read(cs42l56->regmap, CS42L56_CHIP_ID_1, &reg);
+ if (ret) {
+ dev_err(&i2c_client->dev, "Failed to read chip ID: %d\n", ret);
+ return ret;
+ }
+
devid = reg & CS42L56_CHIP_ID_MASK;
if (devid != CS42L56_DEVID) {
dev_err(&i2c_client->dev,

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