The initialization of pin_reg is missing, causing the following build
warning:
drivers/pinctrl/freescale/pinctrl-imx8ulp.c:228:35: warning: 'pin_reg' is used uninitialized in this function [-Wuninitialized]
Initialize pin_reg the same way as it is done on vf610 and imx7ulp
to fix the problem.
Fixes:
16b343e8e0ef ("pinctrl: imx8ulp: Add pinctrl driver support")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Fabio Estevam <festevam@gmail.com>
Link: https://lore.kernel.org/r/20210723203242.88845-1-festevam@gmail.com
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
const struct imx_pin_reg *pin_reg;
u32 reg;
+ pin_reg = &ipctl->pin_regs[offset];
+ if (pin_reg->mux_reg == -1)
+ return -EINVAL;
+
reg = readl(ipctl->base + pin_reg->mux_reg);
if (input)
reg = (reg & ~BM_OBE_ENABLED) | BM_IBE_ENABLED;