Messages in this thread |  | | Date | Mon, 19 Dec 2022 13:20:16 +0100 | From | Michal Swiatkowski <> | Subject | Re: [PATCH net v2] net: microchip: vcap: Fix initialization of value and mask |
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On Mon, Dec 19, 2022 at 09:22:15AM +0100, Horatiu Vultur wrote: > Fix the following smatch warning: > > smatch warnings: > drivers/net/ethernet/microchip/vcap/vcap_api_debugfs.c:103 vcap_debugfs_show_rule_keyfield() error: uninitialized symbol 'value'. > drivers/net/ethernet/microchip/vcap/vcap_api_debugfs.c:106 vcap_debugfs_show_rule_keyfield() error: uninitialized symbol 'mask'. > > In case the vcap field was VCAP_FIELD_U128 and the key was different > than IP6_S/DIP then the value and mask were not initialized, therefore > initialize them. > > Fixes: 610c32b2ce66 ("net: microchip: vcap: Add vcap_get_rule") > Reported-by: kernel test robot <lkp@intel.com> > Reported-by: Dan Carpenter <error27@gmail.com> > Reviewed-by: Saeed Mahameed <saeed@kernel.org> > Signed-off-by: Horatiu Vultur <horatiu.vultur@microchip.com> > --- > v1->v2: > - rebase on net > - both the mask and value were assigned to data->u128.value, which is > wrong, fix this. > --- > drivers/net/ethernet/microchip/vcap/vcap_api_debugfs.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/drivers/net/ethernet/microchip/vcap/vcap_api_debugfs.c b/drivers/net/ethernet/microchip/vcap/vcap_api_debugfs.c > index 895bfff550d23..e0b206247f2eb 100644 > --- a/drivers/net/ethernet/microchip/vcap/vcap_api_debugfs.c > +++ b/drivers/net/ethernet/microchip/vcap/vcap_api_debugfs.c > @@ -83,6 +83,8 @@ static void vcap_debugfs_show_rule_keyfield(struct vcap_control *vctrl, > hex = true; > break; > case VCAP_FIELD_U128: > + value = data->u128.value; > + mask = data->u128.mask; > if (key == VCAP_KF_L3_IP6_SIP || key == VCAP_KF_L3_IP6_DIP) { > u8 nvalue[16], nmask[16]; > > -- > 2.38.0
Looks fine Reviewed-by: Michal Swiatkowski <michal.swiatkowski@linux.intel.com>
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