acpm_pmic_to_linux_err() uses an unsigned integer obtained from messages as index of array to map them to error codes. Array index cannot be negative, so make that explicit.
Reviewed-by: Tudor Ambarus <[email protected]> Signed-off-by: Krzysztof Kozlowski <[email protected]> --- drivers/firmware/samsung/exynos-acpm-pmic.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/firmware/samsung/exynos-acpm-pmic.c b/drivers/firmware/samsung/exynos-acpm-pmic.c index 961d7599e422..44265db34ae6 100644 --- a/drivers/firmware/samsung/exynos-acpm-pmic.c +++ b/drivers/firmware/samsung/exynos-acpm-pmic.c @@ -41,7 +41,7 @@ static const int acpm_pmic_linux_errmap[] = { [2] = -EACCES, /* Write register can't be accessed or issues to access it. */ }; -static int acpm_pmic_to_linux_err(int err) +static int acpm_pmic_to_linux_err(unsigned int err) { if (err >= 0 && err < ARRAY_SIZE(acpm_pmic_linux_errmap)) return acpm_pmic_linux_errmap[err]; -- 2.51.0
