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regulator: fixed-helper: Save a few bytes of memory when registering a 'nfc_llc' engine

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regulator_register_always_on() calls pass a string literal as the 'name'
parameter.

So kstrdup_const() can be used instead of kfree() to avoid a memory
allocation in such cases.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://msgid.link/r/3f990a7b80d72c31371735b24ed08acbb8392c80.1705748586.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Christophe JAILLET 2024-01-20 12:03:26 +01:00 committed by Mark Brown
parent a6ffa02ba7
commit 4c716711a5
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GPG key ID: 24D68B725D5487D0
1 changed files with 2 additions and 2 deletions
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4
drivers/regulator/fixed-helper.c
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@ -15,7 +15,7 @@ static void regulator_fixed_release(struct device *dev)
{
struct fixed_regulator_data *data = container_of(dev,
struct fixed_regulator_data, pdev.dev);
kfree(data->cfg.supply_name);
kfree_const(data->cfg.supply_name);
kfree(data);
}
@ -36,7 +36,7 @@ struct platform_device *regulator_register_always_on(int id, const char *name,
if (!data)
return NULL;
data->cfg.supply_name = kstrdup(name, GFP_KERNEL);
data->cfg.supply_name = kstrdup_const(name, GFP_KERNEL);
if (!data->cfg.supply_name) {
kfree(data);
return NULL;