pinctrl: pinctrl-at91.c: Cleaning up if unsigned is less than zero

Remove checking if a unsigned is less than zero

This was found using a static code analysis program called cppcheck.

Signed-off-by: Rickard Strandqvist <rickard_strandqvist@spectrumdigital.se>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

diff --git a/drivers/pinctrl/pinctrl-at91.c b/drivers/pinctrl/pinctrl-at91.c
index bd57ab5..ec9744f 100644 (file)
--- a/drivers/pinctrl/pinctrl-at91.c
+++ b/drivers/pinctrl/pinctrl-at91.c
@@ -924,7 +924,7 @@ static int at91_pinctrl_parse_functions(struct device_node *np,
        /* Initialise function */
        func->name = np->name;
        func->ngroups = of_get_child_count(np);
-       if (func->ngroups <= 0) {
+       if (func->ngroups == 0) {
                dev_err(info->dev, "no groups defined\n");
                return -EINVAL;
        }