ASoC: rt5663: check the return value of devm_kzalloc() in rt5663_parse_dp()
The function devm_kzalloc() in rt5663_parse_dp() can fail, so its return
value should be checked.
Fixes: 457c25efc5
("ASoC: rt5663: Add the function of impedance sensing")
Reported-by: TOTE Robot <oslab@tsinghua.edu.cn>
Signed-off-by: Jia-Ju Bai <baijiaju1990@gmail.com>
Link: https://lore.kernel.org/r/20220225131030.27248-1-baijiaju1990@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Родитель
c8775fb16b
Коммит
4d06f92f38
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@ -3478,6 +3478,8 @@ static int rt5663_parse_dp(struct rt5663_priv *rt5663, struct device *dev)
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table_size = sizeof(struct impedance_mapping_table) *
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rt5663->pdata.impedance_sensing_num;
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rt5663->imp_table = devm_kzalloc(dev, table_size, GFP_KERNEL);
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if (!rt5663->imp_table)
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return -ENOMEM;
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ret = device_property_read_u32_array(dev,
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"realtek,impedance_sensing_table",
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(u32 *)rt5663->imp_table, table_size);
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