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backlight: pwm_bl: Make of_device_ids const 

of_device_ids are not supposed to change at runtime. All functions
working with of_device_ids provided by <linux/of.h> work with const
of_device_ids. So mark the non-const structs as const.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Acked-by: Thierry Reding <thierry.reding@gmail.com>
Acked-by: Daniel Thompson <daniel.thompson@linaro.org>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
hifive-unleashed-5.1
Arvind Yadav 2017-06-20 13:22:15 +05:30 committed by Lee Jones
parent 06168a64b1
commit 62cdfe6585
1 changed files with 1 additions and 1 deletions
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2
drivers/video/backlight/pwm_bl.c
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@ -178,7 +178,7 @@ static int pwm_backlight_parse_dt(struct device *dev,
return 0;
}
static struct of_device_id pwm_backlight_of_match[] = {
static const struct of_device_id pwm_backlight_of_match[] = {
{ .compatible = "pwm-backlight" },
{ }
};