On Fri, 14 May 2021 10:45:02 -0700 Nathan Chancellor <nathan@xxxxxxxxxx> wrote: > On 5/14/2021 6:59 AM, Arnd Bergmann wrote: > > From: Arnd Bergmann <arnd@xxxxxxxx> > > > > clang complains about multiple instances of printing an integer > > using the %hhx format string: > > > > drivers/iio/light/si1133.c:982:4: error: format specifies type 'unsigned char' but the argument has type 'unsigned int' [-Werror,-Wformat] > > part_id, rev_id, mfr_id); > > ^~~~~~~ > > > > Print them as a normal integer instead, leaving the "#02" > > length modifier. > > > > Fixes: e01e7eaf37d8 ("iio: light: introduce si1133") > > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> > > Indeed, use of %hx and %hhx have been discouraged since commit > cbacb5ab0aa0 ("docs: printk-formats: Stop encouraging use of unnecessary > %h[xudi] and %hh[xudi]"). > > Reviewed-by: Nathan Chancellor <nathan@xxxxxxxxxx> Applied to the togreg branch of iio.git and pushed out as testing for the autobuilders to poke at it. Thanks, Jonathan > > > --- > > drivers/iio/light/si1133.c | 4 ++-- > > 1 file changed, 2 insertions(+), 2 deletions(-) > > > > diff --git a/drivers/iio/light/si1133.c b/drivers/iio/light/si1133.c > > index c280b4195003..fd302480262b 100644 > > --- a/drivers/iio/light/si1133.c > > +++ b/drivers/iio/light/si1133.c > > @@ -978,11 +978,11 @@ static int si1133_validate_ids(struct iio_dev *iio_dev) > > return err; > > > > dev_info(&iio_dev->dev, > > - "Device ID part %#02hhx rev %#02hhx mfr %#02hhx\n", > > + "Device ID part %#02x rev %#02x mfr %#02x\n", > > part_id, rev_id, mfr_id); > > if (part_id != SI1133_PART_ID) { > > dev_err(&iio_dev->dev, > > - "Part ID mismatch got %#02hhx, expected %#02x\n", > > + "Part ID mismatch got %#02x, expected %#02x\n", > > part_id, SI1133_PART_ID); > > return -ENODEV; > > } > > >