[kbuild] drivers/net/ethernet/ti/cpsw_priv.c:1492 cpsw_qos_configure_clsflower() warn: ignoring unreachable code.

BCC: lkp(a)intel.com CC: kbuild-all(a)lists.01.org CC: linux-kernel(a)vger.kernel.org TO: Grygorii Strashko <grygorii.strashko(a)ti.com&gt; tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 521a547ced6477c54b4b0cc206000406c221b4d6 commit: 127c9e970f59edaaaa7a7134e55752314c9691da net: ethernet: ti: cpsw_new: enable bc/mc storm prevention support date: 5 months ago :::::: branch date: 17 hours ago :::::: commit date: 5 months ago config: csky-randconfig-m041-20220918 compiler: csky-linux-gcc (GCC) 12.1.0 If you fix the issue, kindly add following tag where applicable Reported-by: kernel test robot <lkp(a)intel.com&gt; Reported-by: Dan Carpenter <dan.carpenter(a)oracle.com&gt; smatch warnings: drivers/net/ethernet/ti/cpsw_priv.c:1492 cpsw_qos_configure_clsflower() warn: ignoring unreachable code. vim +1492 drivers/net/ethernet/ti/cpsw_priv.c 127c9e970f59ed Grygorii Strashko 2022-04-12 1484 127c9e970f59ed Grygorii Strashko 2022-04-12 1485 static int cpsw_qos_configure_clsflower(struct cpsw_priv *priv, struct flow_cls_offload *cls) 127c9e970f59ed Grygorii Strashko 2022-04-12 1486 { 127c9e970f59ed Grygorii Strashko 2022-04-12 1487 struct flow_rule *rule = flow_cls_offload_flow_rule(cls); 127c9e970f59ed Grygorii Strashko 2022-04-12 1488 struct netlink_ext_ack *extack = cls->common.extack; 127c9e970f59ed Grygorii Strashko 2022-04-12 1489 const struct flow_action_entry *act; 127c9e970f59ed Grygorii Strashko 2022-04-12 1490 int i, ret; 127c9e970f59ed Grygorii Strashko 2022-04-12 1491 127c9e970f59ed Grygorii Strashko 2022-04-12 @1492 flow_action_for_each(i, act, &rule->action) { 127c9e970f59ed Grygorii Strashko 2022-04-12 1493 switch (act->id) { 127c9e970f59ed Grygorii Strashko 2022-04-12 1494 case FLOW_ACTION_POLICE: 127c9e970f59ed Grygorii Strashko 2022-04-12 1495 ret = cpsw_qos_clsflower_policer_validate(&rule->action, act, extack); 127c9e970f59ed Grygorii Strashko 2022-04-12 1496 if (ret) 127c9e970f59ed Grygorii Strashko 2022-04-12 1497 return ret; 127c9e970f59ed Grygorii Strashko 2022-04-12 1498 127c9e970f59ed Grygorii Strashko 2022-04-12 1499 return cpsw_qos_clsflower_add_policer(priv, extack, cls, 127c9e970f59ed Grygorii Strashko 2022-04-12 1500 act->police.rate_pkt_ps); 127c9e970f59ed Grygorii Strashko 2022-04-12 1501 default: 127c9e970f59ed Grygorii Strashko 2022-04-12 1502 NL_SET_ERR_MSG_MOD(extack, "Action not supported"); 127c9e970f59ed Grygorii Strashko 2022-04-12 1503 return -EOPNOTSUPP; 127c9e970f59ed Grygorii Strashko 2022-04-12 1504 } 127c9e970f59ed Grygorii Strashko 2022-04-12 1505 } 127c9e970f59ed Grygorii Strashko 2022-04-12 1506 return -EOPNOTSUPP; 127c9e970f59ed Grygorii Strashko 2022-04-12 1507 } 127c9e970f59ed Grygorii Strashko 2022-04-12 1508 -- 0-DAY CI Kernel Test Service https://01.org/lkp