Re: [PATCH] backlight: pwm_bl: make of_device_ids const

On Tuesday, June 20, 2017 6:53 AM, Daniel Thompson wrote:

On 20/06/17 08:52, Arvind Yadav wrote:

quoted

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 <redacted>

Acked-by: Daniel Thompson <redacted>

Acked-by: Jingoo Han <jingoohan1@gmail.com>

Best regards,
Jingoo Han

quoted

---
  drivers/video/backlight/pwm_bl.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/video/backlight/pwm_bl.c

b/drivers/video/backlight/pwm_bl.c

quoted

index 002f1ce..9bd1768 100644

--- a/drivers/video/backlight/pwm_bl.c
+++ b/drivers/video/backlight/pwm_bl.c

@@ -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" },
  	{ }
  };