On 08/24/2015 03:05 PM, Peng Fan wrote:
Use devm_* API to simplify driver code.
Signed-off-by: Peng Fan <[email protected]>
Cc: Linus Walleij <[email protected]>
Cc: Alexandre Courbot <[email protected]>
---
drivers/gpio/gpiolib.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 6bc612b..f9470b0 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -243,7 +243,8 @@ int gpiochip_add(struct gpio_chip *chip)
int base = chip->base;
struct gpio_desc *descs;
- descs = kcalloc(chip->ngpio, sizeof(descs[0]), GFP_KERNEL);
+ descs = devm_kcalloc(chip->dev, chip->ngpio, sizeof(descs[0]),
+ GFP_KERNEL);
^ above will not work for every one as NOT all GPIO drivers
implemented using dev/drv model, so chip->dev could be not set
(at least it was true when I've checked it last time).
--
regards,
-grygorii
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
