diff options
| -rw-r--r-- | drivers/pinctrl/renesas/pfc-r8a7794.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/pinctrl/renesas/pfc-r8a7794.c b/drivers/pinctrl/renesas/pfc-r8a7794.c index fbb5b3b68f34..08a4269565e2 100644 --- a/drivers/pinctrl/renesas/pfc-r8a7794.c +++ b/drivers/pinctrl/renesas/pfc-r8a7794.c @@ -5623,6 +5623,9 @@ static const struct pinmux_cfg_reg pinmux_config_regs[] = { static int r8a7794_pin_to_pocctrl(struct sh_pfc *pfc, unsigned int pin, u32 *pocctrl) { + if (pin < RCAR_GP_PIN(6, 0) || pin > RCAR_GP_PIN(6, 23)) + return -EINVAL; + *pocctrl = 0xe606006c; switch (pin & 0x1f) { |