pinctrl: armada-37xx: propagate error from armada_37xx_gpio_direction_output()

The regmap_update_bits() function can fail, so propagate its error
up to the stack instead of silently ignoring that.

Signed-off-by: Imre Kaloz <[email protected]>
Reviewed-by: Andrew Lunn <[email protected]>
Signed-off-by: Gabor Juhos <[email protected]>
Link: https://lore.kernel.org/[email protected]
Signed-off-by: Linus Walleij <[email protected]>

Author: juhosg

drivers/pinctrl/mvebu/pinctrl-armada-37xx.c

@@ -432,9 +432,7 @@ static int armada_37xx_gpio_direction_output(struct gpio_chip *chip,
 	reg = OUTPUT_EN;
 	armada_37xx_update_reg(&reg, &en_offset);
 
-	regmap_update_bits(info->regmap, reg, mask, mask);
-
-	return 0;
+	return regmap_update_bits(info->regmap, reg, mask, mask);
 }
 
 static int armada_37xx_gpio_get(struct gpio_chip *chip, unsigned int offset)