Re: [PATCH] pinctrl: bcm2835: constify gpio_chip structure

From: Gustavo A. R. Silva
Date: Mon Jul 17 2017 - 00:12:25 EST




On 07/12/2017 02:13 PM, Eric Anholt wrote:
"Gustavo A. R. Silva" <garsilva@xxxxxxxxxxxxxx> writes:

This structure is only used to copy into other structure, so declare
it as const.

This issue was detected using Coccinelle and the following semantic patch:
Acked-by: Eric Anholt <eric@xxxxxxxxxx>

Thank you, Eric

---
drivers/pinctrl/bcm/pinctrl-bcm2835.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/pinctrl/bcm/pinctrl-bcm2835.c b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
index 2308831..7203f35 100644
--- a/drivers/pinctrl/bcm/pinctrl-bcm2835.c
+++ b/drivers/pinctrl/bcm/pinctrl-bcm2835.c
@@ -353,7 +353,7 @@ static int bcm2835_gpio_direction_output(struct gpio_chip *chip,
return pinctrl_gpio_direction_output(chip->base + offset);
}
-static struct gpio_chip bcm2835_gpio_chip = {
+static const struct gpio_chip bcm2835_gpio_chip = {
.label = MODULE_NAME,
.owner = THIS_MODULE,
.request = gpiochip_generic_request,
--
2.5.0

--
Gustavo A. R. Silva