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: Laura Abbott <labbott@redhat.com> Reviewed-and-tested-by: Lukas Wunner <lukas@wunner.de> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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@ -315,12 +315,17 @@ static void gpiod_set_array_single_value_cansleep(unsigned int ndescs,
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struct gpio_desc **desc,
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struct gpio_desc **desc,
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int value)
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int value)
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{
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{
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int i, values[ndescs];
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int i, *values;
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values = kmalloc_array(ndescs, sizeof(*values), GFP_KERNEL);
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if (!values)
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return;
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for (i = 0; i < ndescs; i++)
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for (i = 0; i < ndescs; i++)
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values[i] = value;
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values[i] = value;
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gpiod_set_array_value_cansleep(ndescs, desc, values);
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gpiod_set_array_value_cansleep(ndescs, desc, values);
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kfree(values);
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}
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}
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static struct gpio_descs *devm_gpiod_get_array_optional_count(
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static struct gpio_descs *devm_gpiod_get_array_optional_count(
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