ASoC: ops: Simplify with cleanup.h
Allocate the memory with scoped/cleanup.h to reduce error handling (less error paths) and make the code a bit simpler. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Link: https://patch.msgid.link/20240703-asoc-cleanup-h-v1-9-71219dfd0aef@linaro.org Signed-off-by: Mark Brown <broonie@kernel.org>
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@ -11,6 +11,7 @@
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// with code, comments and ideas from :-
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// Richard Purdie <richard@openedhand.com>
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#include <linux/cleanup.h>
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/init.h>
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@ -727,14 +728,14 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol,
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struct soc_bytes *params = (void *)kcontrol->private_value;
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int ret, len;
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unsigned int val, mask;
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void *data;
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if (!component->regmap || !params->num_regs)
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return -EINVAL;
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len = params->num_regs * component->val_bytes;
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data = kmemdup(ucontrol->value.bytes.data, len, GFP_KERNEL | GFP_DMA);
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void *data __free(kfree) = kmemdup(ucontrol->value.bytes.data, len,
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GFP_KERNEL | GFP_DMA);
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if (!data)
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return -ENOMEM;
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@ -746,7 +747,7 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol,
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if (params->mask) {
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ret = regmap_read(component->regmap, params->base, &val);
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if (ret != 0)
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goto out;
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return ret;
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val &= params->mask;
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@ -760,14 +761,14 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol,
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ret = regmap_parse_val(component->regmap,
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&mask, &mask);
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if (ret != 0)
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goto out;
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return ret;
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((u16 *)data)[0] &= mask;
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ret = regmap_parse_val(component->regmap,
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&val, &val);
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if (ret != 0)
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goto out;
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return ret;
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((u16 *)data)[0] |= val;
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break;
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@ -776,30 +777,23 @@ int snd_soc_bytes_put(struct snd_kcontrol *kcontrol,
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ret = regmap_parse_val(component->regmap,
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&mask, &mask);
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if (ret != 0)
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goto out;
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return ret;
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((u32 *)data)[0] &= mask;
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ret = regmap_parse_val(component->regmap,
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&val, &val);
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if (ret != 0)
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goto out;
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return ret;
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((u32 *)data)[0] |= val;
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break;
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default:
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ret = -EINVAL;
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goto out;
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return -EINVAL;
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}
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}
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ret = regmap_raw_write(component->regmap, params->base,
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data, len);
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out:
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kfree(data);
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return ret;
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return regmap_raw_write(component->regmap, params->base, data, len);
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}
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EXPORT_SYMBOL_GPL(snd_soc_bytes_put);
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