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authorLars-Peter Clausen <lars@metafoo.de>2011-05-26 01:20:31 +0200
committerGrant Likely <grant.likely@secretlab.ca>2011-05-28 01:56:45 +0200
commit7c295975a85b049385dfe0d5ee0d4d543619fbdc (patch)
tree447683c4ddaf6e4380ad8f5f5dd20d4576f7428e /drivers/gpio/gpiolib.c
parentgpio: Convert gpio_is_valid to return bool (diff)
downloadlinux-7c295975a85b049385dfe0d5ee0d4d543619fbdc.tar.xz
linux-7c295975a85b049385dfe0d5ee0d4d543619fbdc.zip
gpio: make gpio_{request,free}_array gpio array parameter const
gpio_{request,free}_array should not (and do not) modify the passed gpio array, so make the parameter const. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Acked-by: Eric Miao <eric.y.miao@gmail.com> Acked-by: Wolfram Sang <w.sang@pengutronix.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
Diffstat (limited to 'drivers/gpio/gpiolib.c')
-rw-r--r--drivers/gpio/gpiolib.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 137a8ca67822..a971e3d043ba 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1296,7 +1296,7 @@ EXPORT_SYMBOL_GPL(gpio_request_one);
* @array: array of the 'struct gpio'
* @num: how many GPIOs in the array
*/
-int gpio_request_array(struct gpio *array, size_t num)
+int gpio_request_array(const struct gpio *array, size_t num)
{
int i, err;
@@ -1319,7 +1319,7 @@ EXPORT_SYMBOL_GPL(gpio_request_array);
* @array: array of the 'struct gpio'
* @num: how many GPIOs in the array
*/
-void gpio_free_array(struct gpio *array, size_t num)
+void gpio_free_array(const struct gpio *array, size_t num)
{
while (num--)
gpio_free((array++)->gpio);