diff options
| author | Stephen Boyd <swboyd@chromium.org> | 2018-03-23 09:34:51 -0700 |
|---|---|---|
| committer | Linus Walleij <linus.walleij@linaro.org> | 2018-03-27 15:34:13 +0200 |
| commit | ace56935ff48879239d79129c7882ea2ff1b4804 (patch) | |
| tree | 76ef74a6bf7640a4a2cacff581aa7fe49070ee8f /drivers/gpio/gpiolib.c | |
| parent | e4371f6e079294369ecb4cfa03aaeb60831e8b91 (diff) | |
| download | linux-ace56935ff48879239d79129c7882ea2ff1b4804.tar.bz2 | |
gpiolib: Change bitmap allocation to kmalloc_array
We don't need to clear out these bits when we set them immediately
after. Use kmalloc_array() to skip clearing the bits.
Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Stephen Boyd <swboyd@chromium.org>
Tested-by: Timur Tabi <timur@codeaurora.org>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/gpio/gpiolib.c')
| -rw-r--r-- | drivers/gpio/gpiolib.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index cc0e1519da45..db3788d17ba0 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -341,7 +341,7 @@ static unsigned long *gpiochip_allocate_mask(struct gpio_chip *chip) { unsigned long *p; - p = kcalloc(BITS_TO_LONGS(chip->ngpio), sizeof(long), GFP_KERNEL); + p = kmalloc_array(BITS_TO_LONGS(chip->ngpio), sizeof(*p), GFP_KERNEL); if (!p) return NULL; |