5.4-stable review patch. If anyone has any objections, please let me know.
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From: Gabor Juhos j4g8y7@gmail.com
[ Upstream commit 57273ff8bb16f3842c2597b5bbcd49e7fa12edf7 ]
The regmap_read() function can fail, so propagate its error up to the stack instead of silently ignoring that.
Signed-off-by: Imre Kaloz kaloz@openwrt.org Reviewed-by: Andrew Lunn andrew@lunn.ch Signed-off-by: Gabor Juhos j4g8y7@gmail.com Link: https://lore.kernel.org/20250514-pinctrl-a37xx-fixes-v2-4-07e9ac1ab737@gmail... Signed-off-by: Linus Walleij linus.walleij@linaro.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/pinctrl/mvebu/pinctrl-armada-37xx.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c index 4df9dbad0e977..46e7e78d37632 100644 --- a/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c +++ b/drivers/pinctrl/mvebu/pinctrl-armada-37xx.c @@ -435,11 +435,14 @@ static int armada_37xx_gpio_get(struct gpio_chip *chip, unsigned int offset) struct armada_37xx_pinctrl *info = gpiochip_get_data(chip); unsigned int reg = INPUT_VAL; unsigned int val, mask; + int ret;
armada_37xx_update_reg(®, &offset); mask = BIT(offset);
- regmap_read(info->regmap, reg, &val); + ret = regmap_read(info->regmap, reg, &val); + if (ret) + return ret;
return (val & mask) != 0; }