On Thu, 18 Jul 2019 16:02:27 +0200 Wolfram Sang <wsa@xxxxxxxxxxxxx> wrote: > On Thu, Jul 18, 2019 at 03:57:49PM +0200, Arnd Bergmann wrote: > > gcc-9 complains about a blatant uninitialized variable use that > > all earlier compiler versions missed: > > > > drivers/iio/adc/rcar-gyroadc.c:510:5: warning: 'ret' may be used uninitialized in this function [-Wmaybe-uninitialized] > > > > Return -EINVAL instead here and a few lines above it where > > we accidentally return 0 on failure. > > > > Cc: stable@xxxxxxxxxxxxxxx > > Fixes: 059c53b32329 ("iio: adc: Add Renesas GyroADC driver") > > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> > > Yes, I checked the other error paths, too, and they look proper to me. > > Reviewed-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx> > Thanks for sorting that second case as well. Applied to the fixes-togreg branch of iio.git. Thanks, Jonathan