Hi Antonio, kernel test robot noticed the following build errors:
[auto build test ERROR on 152d00a913969514967ad3f962b3b1c8983eb2d7] url: https://github.com/intel-lab-lkp/linux/commits/Antonio-Quartulli/net-introduce-OpenVPN-Data-Channel-Offload-ovpn/20241207-054712 base: 152d00a913969514967ad3f962b3b1c8983eb2d7 patch link: https://lore.kernel.org/r/20241206-b4-ovpn-v13-7-67fb4be666e2%40openvpn.net patch subject: [PATCH net-next v13 07/22] ovpn: implement basic TX path (UDP) config: nios2-randconfig-r131-20241208 (https://download.01.org/0day-ci/archive/20241208/202412081739.56gey9xl-...@intel.com/config) compiler: nios2-linux-gcc (GCC) 14.2.0 reproduce: (https://download.01.org/0day-ci/archive/20241208/202412081739.56gey9xl-...@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 <l...@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202412081739.56gey9xl-...@intel.com/ All errors (new ones prefixed by >>): In file included from drivers/net/ovpn/io.c:18: drivers/net/ovpn/skb.h: In function 'ovpn_ip_check_protocol': >> drivers/net/ovpn/skb.h:46:56: error: invalid application of 'sizeof' to >> incomplete type 'struct ipv6hdr' 46 | if (!pskb_network_may_pull(skb, sizeof(struct ipv6hdr))) | ^~~~~~ vim +46 drivers/net/ovpn/skb.h 29 30 /* Return IP protocol version from skb header. 31 * Return 0 if protocol is not IPv4/IPv6 or cannot be read. 32 */ 33 static inline __be16 ovpn_ip_check_protocol(struct sk_buff *skb) 34 { 35 __be16 proto = 0; 36 37 /* skb could be non-linear, 38 * make sure IP header is in non-fragmented part 39 */ 40 if (!pskb_network_may_pull(skb, sizeof(struct iphdr))) 41 return 0; 42 43 if (ip_hdr(skb)->version == 4) { 44 proto = htons(ETH_P_IP); 45 } else if (ip_hdr(skb)->version == 6) { > 46 if (!pskb_network_may_pull(skb, sizeof(struct ipv6hdr))) 47 return 0; 48 proto = htons(ETH_P_IPV6); 49 } 50 51 return proto; 52 } 53 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki
