From 4c716711a5c5e89202facc9ca816bc89d4b8c745 Mon Sep 17 00:00:00 2001 From: Christophe JAILLET Date: Sat, 20 Jan 2024 12:03:26 +0100 Subject: [PATCH] regulator: fixed-helper: Save a few bytes of memory when registering a 'nfc_llc' engine 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 Link: https://msgid.link/r/3f990a7b80d72c31371735b24ed08acbb8392c80.1705748586.git.christophe.jaillet@wanadoo.fr Signed-off-by: Mark Brown --- drivers/regulator/fixed-helper.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/regulator/fixed-helper.c b/drivers/regulator/fixed-helper.c index 0eb2442456f0..2d5a42b2b3d8 100644 --- a/drivers/regulator/fixed-helper.c +++ b/drivers/regulator/fixed-helper.c @@ -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; -- 2.25.1