pinctrl: samsung: remove duplicated line

This patch removes duplicated line of samsung_pinctrl_register(),
because the number of pins is redundantly assigned twice.
Reviewed-by: NTomasz Figa <t.figa@samsung.com>
Acked-by: NKukjin Kim <kgene.kim@samsung.com>
Signed-off-by: NJingoo Han <jg1.han@samsung.com>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/pinctrl-samsung.c

@@ -716,7 +716,6 @@ static int samsung_pinctrl_register(struct platform_device *pdev,
 	}
 	ctrldesc->pins = pindesc;
 	ctrldesc->npins = drvdata->ctrl->nr_pins;
-	ctrldesc->npins = drvdata->ctrl->nr_pins;
 
 	/* dynamically populate the pin number and pin name for pindesc */
 	for (pin = 0, pdesc = pindesc; pin < ctrldesc->npins; pin++, pdesc++)