On Wed, Nov 28, 2018 at 11:43:49AM +0100, Linus Walleij wrote: > Use the gpiod_get_from_of_node() rather than the devm_* > version so that the regulator core can handle the lifecycle > of these descriptors. > > Introduce an errorpath so we free any retrieved descriptors > properly. > > This patch requires "gpio: Export gpiod_get_from_of_node()" > to be applied first. > > Fixes: 9ae5cc75ceaa ("regulator: s5m8767: Pass descriptor instead of GPIO > number") > Signed-off-by: Linus Walleij <linus.wall...@linaro.org> > --- > drivers/regulator/s5m8767.c | 37 ++++++++++++++++++++++++++----------- > 1 file changed, 26 insertions(+), 11 deletions(-) > @@ -674,6 +681,14 @@ static int s5m8767_pmic_dt_parse_pdata(struct > platform_device *pdev, > } > > return 0; > + > +err_gpiod_put: > + while (j) { > + gpiod_put(rdata->ext_control_gpiod); > + rdata--; > + j--; > + } > + return ret; > }
These looks like it handles the error paths in s5m8767_pmic_dt_parse_pdata, however there are still all the error paths between the call to that function and the call to regulator_register that need to be handled as well. Thanks, Charles