diff mbox series

[6/7] pinctrl: armada-37xx: propagate error from armada_37xx_gpio_get_direction()

Message ID 20250512-pinctrl-a37xx-fixes-v1-6-d470fb1116a5@gmail.com
State New
Headers show
Series pinctrl: armada-37xx: a couple of small fixes | expand

Commit Message

Gabor Juhos May 12, 2025, 2:22 p.m. UTC 
The regmap_read() function can fail, so propagate its error up to
the stack instead of silently ignoring that.

Cc: stable@vger.kernel.org
Fixes: 5715092a458c ("pinctrl: armada-37xx: Add gpio support")
Signed-off-by: Gabor Juhos <j4g8y7@gmail.com>
Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
---
 drivers/pinctrl/mvebu/pinctrl-armada-37xx.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
index aed0069b085ced5867993e95e0244df7ccda556d..18c6c5026b26c294ee65e3deea02d2e852e10622 100644
--- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
+++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c
@@ -402,10 +402,13 @@  static int armada_37xx_gpio_get_direction(struct gpio_chip *chip,
 	struct armada_37xx_pinctrl *info = gpiochip_get_data(chip);
 	unsigned int reg = OUTPUT_EN;
 	unsigned int val, mask;
+	int ret;
 
 	armada_37xx_update_reg(&reg, &offset);
 	mask = BIT(offset);
-	regmap_read(info->regmap, reg, &val);
+	ret = regmap_read(info->regmap, reg, &val);
+	if (ret)
+		return ret;
 
 	if (val & mask)
 		return GPIO_LINE_DIRECTION_OUT;