In cases where reg < 0x100, WARN_ON will evaluate the uninitialized client variable. Fix this by initializing it to NULL. This way, the function will always early-return if the reg is < 0x100. Fixes: 17a43d293c ("gpio: add DA9062 MFD gpio support") Signed-off-by: Ahmad Fatoum <ahmad@xxxxxx> --- drivers/gpio/gpio-da9062.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpio/gpio-da9062.c b/drivers/gpio/gpio-da9062.c index 2f018166ccc5..2d4bde7508be 100644 --- a/drivers/gpio/gpio-da9062.c +++ b/drivers/gpio/gpio-da9062.c @@ -37,7 +37,7 @@ static inline struct da9062_gpio *to_da9062(struct gpio_chip *chip) static int gpio_da9062_reg_update(struct da9062_gpio *priv, unsigned int reg, uint8_t mask, uint8_t val) { - struct i2c_client *client; + struct i2c_client *client = NULL; uint8_t tmp; int ret; -- 2.20.1 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox