On 24-09-2021 17:01, Praveen Kumar wrote: > On 02-08-2021 20:08, Arnd Bergmann wrote: >> From: Arnd Bergmann <arnd@xxxxxxxx> >> >> The input_system_configure_channel_sensor() function lost its final >> return code in a previous patch: >> >> drivers/staging/media/atomisp/pci/hive_isp_css_common/host/input_system.c: In function 'input_system_configure_channel_sensor': >> drivers/staging/media/atomisp/pci/hive_isp_css_common/host/input_system.c:1649:1: error: control reaches end of non-void function [-Werror=return-type] >> >> Restore what was there originally. >> >> Fixes: 728a5c64ae5f ("media: atomisp: remove dublicate code") >> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> >> --- >> .../media/atomisp/pci/hive_isp_css_common/host/input_system.c | 2 ++ >> 1 file changed, 2 insertions(+) >> >> diff --git a/drivers/staging/media/atomisp/pci/hive_isp_css_common/host/input_system.c b/drivers/staging/media/atomisp/pci/hive_isp_css_common/host/input_system.c >> index 8e085dda0c18..712e01c37870 100644 >> --- a/drivers/staging/media/atomisp/pci/hive_isp_css_common/host/input_system.c >> +++ b/drivers/staging/media/atomisp/pci/hive_isp_css_common/host/input_system.c >> @@ -1646,6 +1646,8 @@ static input_system_err_t input_system_configure_channel_sensor( >> default: >> return INPUT_SYSTEM_ERR_PARAMETER_NOT_SUPPORTED; >> } >> + >> + return INPUT_SYSTEM_ERR_NO_ERROR; > > I would recommend to return "status" instead of INPUT_SYSTEM_ERR_NO_ERROR, > this will take care of sending correct return code, we encounter in different case statements. > Something like below would be better. Thanks. > > - return INPUT_SYSTEM_ERR_PARAMETER_NOT_SUPPORTED; > + status = INPUT_SYSTEM_ERR_PARAMETER_NOT_SUPPORTED; > } > + return status; Please ignore this comment. My bad, we don't reach anytime here during failure. Regards, ~Praveen.