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Commit 48da181d authored by Laura Abbott's avatar Laura Abbott Committed by Linus Walleij
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gpio: Remove VLA from MAX3191X driver 

The new challenge is to remove VLAs from the kernel
(see https://lkml.org/lkml/2018/3/7/621

)

This patch replaces several a VLA with an appropriate call to
kmalloc_array.

Signed-off-by: default avatarLaura Abbott <labbott@redhat.com>
Reviewed-and-tested-by: default avatarLukas Wunner <lukas@wunner.de>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent a8ff510d

drivers/gpio/gpio-max3191x.c

+6 −1
Original line number Diff line number Diff line
@@ -315,12 +315,17 @@ static void gpiod_set_array_single_value_cansleep(unsigned int ndescs, 
						  struct gpio_desc **desc,

						  int value)

{

	int i, values[ndescs];

	int i, *values;



	values = kmalloc_array(ndescs, sizeof(*values), GFP_KERNEL);

	if (!values)

		return;



	for (i = 0; i < ndescs; i++)

		values[i] = value;



	gpiod_set_array_value_cansleep(ndescs, desc, values);

	kfree(values);

}



static struct gpio_descs *devm_gpiod_get_array_optional_count(