7:37 p.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git testing
head: 65b3564d0c98ea3c0ca4f19d5edd9b77090d8998
commit: 65b3564d0c98ea3c0ca4f19d5edd9b77090d8998 [10/10] xfrm: merge dstopt and routing
hdroff functions
config: sh-randconfig-s031-20210611 (attached as .config)
compiler: sh4-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.3-341-g8af24329-dirty
#
https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git/c...
git remote add ipsec-next
https://git.kernel.org/pub/scm/linux/kernel/git/klassert/ipsec-next.git
git fetch --no-tags ipsec-next testing
git checkout 65b3564d0c98ea3c0ca4f19d5edd9b77090d8998
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1
CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' W=1 ARCH=sh
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
cc1: warning: arch/sh/include/mach-rsk: No such file or directory
[-Wmissing-include-dirs]
cc1: warning: arch/sh/include/mach-rsk: No such file or directory
[-Wmissing-include-dirs]
net/xfrm/xfrm_output.c: In function 'mip6_rthdr_offset':
> net/xfrm/xfrm_output.c:100:33: error: 'nh' undeclared
(first use in this function)
100 | rt = (struct ipv6_rt_hdr *)(nh +
offset);
| ^~
net/xfrm/xfrm_output.c:100:33: note: each undeclared identifier is reported only once
for each function it appears in
vim +/nh +100 net/xfrm/xfrm_output.c
79
80 #if IS_ENABLED(CONFIG_IPV6_MIP6)
81 static int mip6_rthdr_offset(struct sk_buff *skb, u8 **nexthdr, int type)
82 {
83 unsigned int offset = sizeof(struct ipv6hdr);
84 unsigned int packet_len = skb_tail_pointer(skb) -
85 skb_network_header(skb);
86 int found_rhdr = 0;
87
88 *nexthdr = &ipv6_hdr(skb)->nexthdr;
89
90 while (offset <= packet_len) {
91 struct ipv6_opt_hdr *exthdr;
92
93 switch (**nexthdr) {
94 case NEXTHDR_HOP:
95 break;
96 case NEXTHDR_ROUTING:
97 if (type == IPPROTO_ROUTING && offset + 3 <= packet_len) {
98 struct ipv6_rt_hdr *rt;
99
100 rt = (struct ipv6_rt_hdr *)(nh + offset);
101 if
(rt->type != 0)
102 return offset;
103 }
104 found_rhdr = 1;
105 break;
106 case NEXTHDR_DEST:
107 /* HAO MUST NOT appear more than once.
108 * XXX: It is better to try to find by the end of
109 * XXX: packet if HAO exists.
110 */
111 if (ipv6_find_tlv(skb, offset, IPV6_TLV_HAO) >= 0) {
112 net_dbg_ratelimited("mip6: hao exists already, override\n");
113 return offset;
114 }
115
116 if (found_rhdr)
117 return offset;
118
119 break;
120 default:
121 return offset;
122 }
123
124 if (offset + sizeof(struct ipv6_opt_hdr) > packet_len)
125 return -EINVAL;
126
127 exthdr = (struct ipv6_opt_hdr *)(skb_network_header(skb) +
128 offset);
129 offset += ipv6_optlen(exthdr);
130 if (offset > IPV6_MAXPLEN)
131 return -EINVAL;
132 *nexthdr = &exthdr->nexthdr;
133 }
134
135 return offset;
136 }
137 #endif
138
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org