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authorJulia Lawall <Julia.Lawall@lip6.fr>2016-09-11 14:14:40 +0200
committerLinus Walleij <linus.walleij@linaro.org>2016-09-13 10:37:37 +0200
commitd9048cdbc9ed3103eef95adfe29f6482d23b1316 (patch)
tree2e81e68fcae8f004685b6b93dfd1025b7b3c45ad /drivers/pinctrl/stm32
parente084448b5d26bfebe8a7b9c43bb57e685567563d (diff)
downloadlinux-d9048cdbc9ed3103eef95adfe29f6482d23b1316.tar.gz
pinctrl: stm32: constify gpio_chip structures
These structures are only used to copy into other structures, so declare
them as const.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@r disable optional_qualifier@
identifier i;
position p;
@@
static struct gpio_chip i@p = { ... };

@ok@
identifier r.i;
expression e;
position p;
@@
e = i@p;

@bad@
position p != {r.p,ok.p};
identifier r.i;
struct gpio_chip e;
@@
e@i@p

@depends on !bad disable optional_qualifier@
identifier r.i;
@@
static
+const
 struct gpio_chip i = { ... };
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/stm32')
-rw-r--r--drivers/pinctrl/stm32/pinctrl-stm32.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c
index 4f01025a0941..200667f08c37 100644
--- a/drivers/pinctrl/stm32/pinctrl-stm32.c
+++ b/drivers/pinctrl/stm32/pinctrl-stm32.c
@@ -197,7 +197,7 @@ static int stm32_gpio_to_irq(struct gpio_chip *chip, unsigned int offset)
 	return irq_create_fwspec_mapping(&fwspec);
 }
 
-static struct gpio_chip stm32_gpio_template = {
+static const struct gpio_chip stm32_gpio_template = {
 	.request		= stm32_gpio_request,
 	.free			= stm32_gpio_free,
 	.get			= stm32_gpio_get,