diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index d570030d899c0c662d2b208ce30dd2cd20bc3f78..06441a43c3aacd1c6aecb22e15a17529b4a890a8 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -859,19 +859,27 @@ static void cma_save_ib_info(struct rdma_cm_id *id, struct rdma_cm_id *listen_id memcpy(&ib->sib_addr, &path->dgid, 16); } +static __be16 ss_get_port(const struct sockaddr_storage *ss) +{ + if (ss->ss_family == AF_INET) + return ((struct sockaddr_in *)ss)->sin_port; + else if (ss->ss_family == AF_INET6) + return ((struct sockaddr_in6 *)ss)->sin6_port; + BUG(); +} + static void cma_save_ip4_info(struct rdma_cm_id *id, struct rdma_cm_id *listen_id, struct cma_hdr *hdr) { - struct sockaddr_in *listen4, *ip4; + struct sockaddr_in *ip4; - listen4 = (struct sockaddr_in *) &listen_id->route.addr.src_addr; ip4 = (struct sockaddr_in *) &id->route.addr.src_addr; - ip4->sin_family = listen4->sin_family; + ip4->sin_family = AF_INET; ip4->sin_addr.s_addr = hdr->dst_addr.ip4.addr; - ip4->sin_port = listen4->sin_port; + ip4->sin_port = ss_get_port(&listen_id->route.addr.src_addr); ip4 = (struct sockaddr_in *) &id->route.addr.dst_addr; - ip4->sin_family = listen4->sin_family; + ip4->sin_family = AF_INET; ip4->sin_addr.s_addr = hdr->src_addr.ip4.addr; ip4->sin_port = hdr->port; } @@ -879,16 +887,15 @@ static void cma_save_ip4_info(struct rdma_cm_id *id, struct rdma_cm_id *listen_i static void cma_save_ip6_info(struct rdma_cm_id *id, struct rdma_cm_id *listen_id, struct cma_hdr *hdr) { - struct sockaddr_in6 *listen6, *ip6; + struct sockaddr_in6 *ip6; - listen6 = (struct sockaddr_in6 *) &listen_id->route.addr.src_addr; ip6 = (struct sockaddr_in6 *) &id->route.addr.src_addr; - ip6->sin6_family = listen6->sin6_family; + ip6->sin6_family = AF_INET6; ip6->sin6_addr = hdr->dst_addr.ip6; - ip6->sin6_port = listen6->sin6_port; + ip6->sin6_port = ss_get_port(&listen_id->route.addr.src_addr); ip6 = (struct sockaddr_in6 *) &id->route.addr.dst_addr; - ip6->sin6_family = listen6->sin6_family; + ip6->sin6_family = AF_INET6; ip6->sin6_addr = hdr->src_addr.ip6; ip6->sin6_port = hdr->port; }