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leds: trigger: Remove unused function led_trigger_rename_static()

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[ Upstream commit c82a1662d4 ]

This function was added with a8df7b1ab7 ("leds: add led_trigger_rename
function") 11 yrs ago, but it has no users. So remove it.

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Link: https://lore.kernel.org/r/d90f30be-f661-4db7-b0b5-d09d07a78a68@gmail.com
Signed-off-by: Lee Jones <lee@kernel.org>
Stable-dep-of: ab477b766e ("leds: triggers: Flush pending brightness before activating trigger")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Heiner Kallweit 2023-12-08 23:56:41 +01:00 committed by Greg Kroah-Hartman
parent e3fd01a810
commit 73a26eada5
2 changed files with 0 additions and 30 deletions
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13
drivers/leds/led-triggers.c
View file

@ -269,19 +269,6 @@ void led_trigger_set_default(struct led_classdev *led_cdev)
}
EXPORT_SYMBOL_GPL(led_trigger_set_default);
void led_trigger_rename_static(const char *name, struct led_trigger *trig)
{
/* new name must be on a temporary string to prevent races */
BUG_ON(name == trig->name);
down_write(&triggers_list_lock);
/* this assumes that trig->name was originaly allocated to
* non constant storage */
strcpy((char *)trig->name, name);
up_write(&triggers_list_lock);
}
EXPORT_SYMBOL_GPL(led_trigger_rename_static);
/* LED Trigger Interface */
int led_trigger_register(struct led_trigger *trig)

17
include/linux/leds.h
View file

@ -527,23 +527,6 @@ static inline void *led_get_trigger_data(struct led_classdev *led_cdev)
return led_cdev->trigger_data;
}
/**
* led_trigger_rename_static - rename a trigger
* @name: the new trigger name
* @trig: the LED trigger to rename
*
* Change a LED trigger name by copying the string passed in
* name into current trigger name, which MUST be large
* enough for the new string.
*
* Note that name must NOT point to the same string used
* during LED registration, as that could lead to races.
*
* This is meant to be used on triggers with statically
* allocated name.
*/
void led_trigger_rename_static(const char *name, struct led_trigger *trig);
#define module_led_trigger(__led_trigger) \
module_driver(__led_trigger, led_trigger_register, \
led_trigger_unregister)