From: kernel test robot <lkp@intel.com>
To: kernel@openeuler.org
Cc: oe-kbuild-all@lists.linux.dev
Subject: [openeuler:OLK-6.6 2464/2464] drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:5611:11: warning: default initialization of an object of type 'const u8[6]' (aka 'const unsigned char[6]') leaves the object uninitialized
Date: Sat, 5 Jul 2025 07:44:19 +0800 [thread overview]
Message-ID: <202507050704.uDK4BfSC-lkp@intel.com> (raw)
tree: https://gitee.com/openeuler/kernel.git OLK-6.6
head: 016a2eb38be5e29bea5011bd5fed627886f59f65
commit: eba3cbcfeafedc65b74eea8faf68aae00aebd5b6 [2464/2464] drivers: initial support for rnpgbe drivers from Mucse Technology
config: loongarch-allyesconfig (https://download.01.org/0day-ci/archive/20250705/202507050704.uDK4BfSC-lkp@intel.com/config)
compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project 61529d9e36fa86782a2458e6bdeedf7f376ef4b5)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250705/202507050704.uDK4BfSC-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202507050704.uDK4BfSC-lkp@intel.com/
All warnings (new ones prefixed by >>):
| ^
In file included from drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:35:
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_common.h:275:7: warning: variable 'has_mac' set but not used [-Wunused-but-set-variable]
275 | bool has_mac, has_trans;
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_common.h:275:16: warning: variable 'has_trans' set but not used [-Wunused-but-set-variable]
275 | bool has_mac, has_trans;
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_common.h:276:6: warning: variable 'headroom' set but not used [-Wunused-but-set-variable]
276 | int headroom, tailroom;
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_common.h:276:16: warning: variable 'tailroom' set but not used [-Wunused-but-set-variable]
276 | int headroom, tailroom;
| ^
In file included from drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:40:
In file included from include/net/vxlan.h:7:
In file included from include/net/udp_tunnel.h:5:
In file included from include/net/ip_tunnels.h:19:
In file included from include/net/dst_cache.h:8:
include/net/ip6_fib.h:269:10: warning: default initialization of an object of type 'typeof (f6i->expires)' (aka 'const unsigned long') leaves the object uninitialized [-Wdefault-const-init-var-unsafe]
269 | return time_after(jiffies, f6i->expires);
| ^
include/linux/jiffies.h:126:3: note: expanded from macro 'time_after'
126 | typecheck(unsigned long, b) && \
| ^
include/linux/typecheck.h:11:12: note: expanded from macro 'typecheck'
11 | typeof(x) __dummy2; \
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:271:6: warning: no previous prototype for function 'rnpgbe_disable_eee_mode' [-Wmissing-prototypes]
271 | void rnpgbe_disable_eee_mode(struct rnpgbe_adapter *adapter)
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:271:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
271 | void rnpgbe_disable_eee_mode(struct rnpgbe_adapter *adapter)
| ^
| static
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:730:5: warning: no previous prototype for function 'rnpgbe_rx_ring_reinit' [-Wmissing-prototypes]
730 | int rnpgbe_rx_ring_reinit(struct rnpgbe_adapter *adapter,
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:730:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
730 | int rnpgbe_rx_ring_reinit(struct rnpgbe_adapter *adapter,
| ^
| static
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:1933:7: warning: variable 'xdp_xmit' set but not used [-Wunused-but-set-variable]
1933 | bool xdp_xmit = false;
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:2170:6: warning: no previous prototype for function 'rnpgbe_write_eitr_rx' [-Wmissing-prototypes]
2170 | void rnpgbe_write_eitr_rx(struct rnpgbe_q_vector *q_vector)
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:2170:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
2170 | void rnpgbe_write_eitr_rx(struct rnpgbe_q_vector *q_vector)
| ^
| static
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:2350:6: warning: variable 'cleaned_total' set but not used [-Wunused-but-set-variable]
2350 | int cleaned_total = 0;
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:2893:6: warning: variable 'rxctrl' set but not used [-Wunused-but-set-variable]
2893 | u32 rxctrl = 0, dma_axi_ctl;
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:3209:6: warning: no previous prototype for function 'rnpgbe_vlan_stags_flag' [-Wmissing-prototypes]
3209 | void rnpgbe_vlan_stags_flag(struct rnpgbe_adapter *adapter)
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:3209:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
3209 | void rnpgbe_vlan_stags_flag(struct rnpgbe_adapter *adapter)
| ^
| static
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:3314:6: warning: no previous prototype for function 'rnpgbe_reinit_locked' [-Wmissing-prototypes]
3314 | void rnpgbe_reinit_locked(struct rnpgbe_adapter *adapter)
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:3314:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
3314 | void rnpgbe_reinit_locked(struct rnpgbe_adapter *adapter)
| ^
| static
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:3487:5: warning: no previous prototype for function 'rnpgbe_xmit_nop_frame_ring' [-Wmissing-prototypes]
3487 | int rnpgbe_xmit_nop_frame_ring(struct rnpgbe_adapter *adapter,
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:3487:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
3487 | int rnpgbe_xmit_nop_frame_ring(struct rnpgbe_adapter *adapter,
| ^
| static
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:3503:6: warning: no previous prototype for function 'print_status' [-Wmissing-prototypes]
3503 | void print_status(struct rnpgbe_adapter *adapter)
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:3503:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
3503 | void print_status(struct rnpgbe_adapter *adapter)
| ^
| static
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:4624:6: warning: no previous prototype for function 'rnpgbe_eee_init' [-Wmissing-prototypes]
4624 | bool rnpgbe_eee_init(struct rnpgbe_adapter *adapter)
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:4624:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
4624 | bool rnpgbe_eee_init(struct rnpgbe_adapter *adapter)
| ^
| static
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:4651:5: warning: no previous prototype for function 'rnpgbe_phy_init_eee' [-Wmissing-prototypes]
4651 | int rnpgbe_phy_init_eee(struct rnpgbe_adapter *adapter)
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:4651:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
4651 | int rnpgbe_phy_init_eee(struct rnpgbe_adapter *adapter)
| ^
| static
>> drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:5611:11: warning: default initialization of an object of type 'const u8[6]' (aka 'const unsigned char[6]') leaves the object uninitialized [-Wdefault-const-init-var-unsafe]
5611 | const u8 target_addr[ETH_ALEN];
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:6132:6: warning: no previous prototype for function 'rnpgbe_assign_netdev_ops' [-Wmissing-prototypes]
6132 | void rnpgbe_assign_netdev_ops(struct net_device *dev)
| ^
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:6132:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
6132 | void rnpgbe_assign_netdev_ops(struct net_device *dev)
| ^
| static
drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c:6166:29: warning: unused function 'rnpgbe_tso_features' [-Wunused-function]
6166 | static inline unsigned long rnpgbe_tso_features(struct rnpgbe_hw *hw)
| ^~~~~~~~~~~~~~~~~~~
26 warnings generated.
vim +5611 drivers/net/ethernet/mucse/rnpgbe/rnpgbe_main.c
5598
5599 /**
5600 * rnpgbe_set_mac - Change the Ethernet Address of the NIC
5601 * @netdev: network interface device structure
5602 * @p: pointer to an address structure
5603 *
5604 * Returns 0 on success, negative on failure
5605 **/
5606 static int rnpgbe_set_mac(struct net_device *netdev, void *p)
5607 {
5608 struct rnpgbe_adapter *adapter = netdev_priv(netdev);
5609 struct rnpgbe_hw *hw = &adapter->hw;
5610 struct sockaddr *addr = p;
> 5611 const u8 target_addr[ETH_ALEN];
5612 bool sriov_flag = !!(adapter->flags & RNP_FLAG_SRIOV_ENABLED);
5613
5614 memcpy((void *)target_addr, addr->sa_data, netdev->addr_len);
5615
5616 if (!is_valid_ether_addr(target_addr))
5617 return -EADDRNOTAVAIL;
5618
5619 eth_hw_addr_set(netdev, target_addr);
5620 memcpy(hw->mac.addr, addr->sa_data, netdev->addr_len);
5621 hw->ops.set_mac(hw, hw->mac.addr, sriov_flag);
5622 /* reset veb table */
5623 rnpgbe_configure_virtualization(adapter);
5624
5625 return 0;
5626 }
5627
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2025-07-04 23:44 UTC|newest]
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