Use int as result of dm_i2c_reg_read to avoid warning with W=1 (warning: comparison is always false due to limited range of data type [-Wtype-limits])
Signed-off-by: Patrick Delaunay patrick.delaunay@st.com ---
drivers/pinctrl/pinctrl-stmfx.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/drivers/pinctrl/pinctrl-stmfx.c b/drivers/pinctrl/pinctrl-stmfx.c index 0b5a0433cd..0def27166e 100644 --- a/drivers/pinctrl/pinctrl-stmfx.c +++ b/drivers/pinctrl/pinctrl-stmfx.c @@ -351,11 +351,12 @@ static int stmfx_chip_init(struct udevice *dev) int ret; struct dm_i2c_chip *chip = dev_get_parent_platdata(dev);
- id = dm_i2c_reg_read(dev, STMFX_REG_CHIP_ID); - if (id < 0) { - dev_err(dev, "error reading chip id: %d\n", id); + ret = dm_i2c_reg_read(dev, STMFX_REG_CHIP_ID); + if (ret < 0) { + dev_err(dev, "error reading chip id: %d\n", ret); return ret; } + id = (u8)ret; /* * Check that ID is the complement of the I2C address: * STMFX I2C address follows the 7-bit format (MSB), that's why