Re: [PATCH 5/7] IB/rxe: Fix destination cache for IPv6

kbuild test robot
2017-07-27T06:41:31Z

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Hi Andrew,

[auto build test ERROR on rdma/master]
[also build test ERROR on v4.13-rc2 next-20170726]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Andrew-Boyer/IB-rxe-Move-refcounting-earlier-in-rxe_send/20170726-141937
base: https://git.kernel.org/pub/scm/linux/kernel/git/dledford/rdma.git master
config: i386-randconfig-i1-07240017 (attached as .config)
compiler: gcc-4.8 (Debian 4.8.4-1) 4.8.4
reproduce:
# save the attached .config to linux build tree
make ARCH=i386

All errors (new ones prefixed by >>):

drivers/infiniband//sw/rxe/rxe_net.c: In function 'rxe_find_route':
>> drivers/infiniband//sw/rxe/rxe_net.c:214:6: error: implicit declaration of function 'rt6_get_cookie' [-Werror=implicit-function-declaration]
rt6_get_cookie((struct rt6_info *)dst);
^
cc1: some warnings being treated as errors

vim +/rt6_get_cookie +214 drivers/infiniband//sw/rxe/rxe_net.c

184
185 static struct dst_entry *rxe_find_route(struct rxe_dev *rxe,
186 struct rxe_qp *qp,
187 struct rxe_av *av)
188 {
189 struct dst_entry *dst = NULL;
190
191 if (qp_type(qp) == IB_QPT_RC)
192 dst = sk_dst_get(qp->sk->sk);
193
194 if (!dst || !dst_check(dst, qp->dst_cookie)) {
195 if (dst)
196 dst_release(dst);
197
198 if (av->network_type == RDMA_NETWORK_IPV4) {
199 struct in_addr *saddr;
200 struct in_addr *daddr;
201
202 saddr = &av->sgid_addr._sockaddr_in.sin_addr;
203 daddr = &av->dgid_addr._sockaddr_in.sin_addr;
204 dst = rxe_find_route4(rxe->ndev, saddr, daddr);
205 } else if (av->network_type == RDMA_NETWORK_IPV6) {
206 struct in6_addr *saddr6;
207 struct in6_addr *daddr6;
208
209 saddr6 = &av->sgid_addr._sockaddr_in6.sin6_addr;
210 daddr6 = &av->dgid_addr._sockaddr_in6.sin6_addr;
211 dst = rxe_find_route6(rxe->ndev, saddr6, daddr6);
212 if (dst)
213 qp->dst_cookie =
> 214 rt6_get_cookie((struct rt6_info *)dst);
215 }
216 }
217
218 return dst;
219 }
220

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