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authorOtavio Salvador <otavio@ossystems.com.br>2020-05-20 08:43:03 -0300
committerGitHub <noreply@github.com>2020-05-20 08:43:03 -0300
commit1279cd128bba968ebe0a2df7f7ae38bae90250ef (patch)
treedf6b1a190760f51465122ca4c13492d5ac5984c6 /net/sctp/ipv6.c
parent0a8ab17689e628c84a666195bfc6ab85d11cf057 (diff)
parent2ae782ca839e0ee07de37122ddea362adff2e975 (diff)
Merge pull request #76 from toradex/4.9-2.3.x-imx
4.9 2.3.x imx
Diffstat (limited to 'net/sctp/ipv6.c')
-rw-r--r--net/sctp/ipv6.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index 31f461f955ec..34ab7f92f064 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -235,7 +235,8 @@ static void sctp_v6_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
{
struct sctp_association *asoc = t->asoc;
struct dst_entry *dst = NULL;
- struct flowi6 *fl6 = &fl->u.ip6;
+ struct flowi _fl;
+ struct flowi6 *fl6 = &_fl.u.ip6;
struct sctp_bind_addr *bp;
struct ipv6_pinfo *np = inet6_sk(sk);
struct sctp_sockaddr_entry *laddr;
@@ -245,7 +246,7 @@ static void sctp_v6_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
__u8 matchlen = 0;
sctp_scope_t scope;
- memset(fl6, 0, sizeof(struct flowi6));
+ memset(&_fl, 0, sizeof(_fl));
fl6->daddr = daddr->v6.sin6_addr;
fl6->fl6_dport = daddr->v6.sin6_port;
fl6->flowi6_proto = IPPROTO_SCTP;
@@ -269,8 +270,11 @@ static void sctp_v6_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
rcu_read_unlock();
dst = ip6_dst_lookup_flow(sk, fl6, final_p);
- if (!asoc || saddr)
+ if (!asoc || saddr) {
+ t->dst = dst;
+ memcpy(fl, &_fl, sizeof(_fl));
goto out;
+ }
bp = &asoc->base.bind_addr;
scope = sctp_scope(daddr);
@@ -293,6 +297,8 @@ static void sctp_v6_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
if ((laddr->a.sa.sa_family == AF_INET6) &&
(sctp_v6_cmp_addr(&dst_saddr, &laddr->a))) {
rcu_read_unlock();
+ t->dst = dst;
+ memcpy(fl, &_fl, sizeof(_fl));
goto out;
}
}
@@ -331,6 +337,8 @@ static void sctp_v6_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
if (!IS_ERR_OR_NULL(dst))
dst_release(dst);
dst = bdst;
+ t->dst = dst;
+ memcpy(fl, &_fl, sizeof(_fl));
break;
}
@@ -344,6 +352,8 @@ static void sctp_v6_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
dst_release(dst);
dst = bdst;
matchlen = bmatchlen;
+ t->dst = dst;
+ memcpy(fl, &_fl, sizeof(_fl));
}
rcu_read_unlock();
@@ -352,14 +362,12 @@ out:
struct rt6_info *rt;
rt = (struct rt6_info *)dst;
- t->dst = dst;
t->dst_cookie = rt6_get_cookie(rt);
pr_debug("rt6_dst:%pI6/%d rt6_src:%pI6\n",
&rt->rt6i_dst.addr, rt->rt6i_dst.plen,
- &fl6->saddr);
+ &fl->u.ip6.saddr);
} else {
t->dst = NULL;
-
pr_debug("no route\n");
}
}
@@ -973,7 +981,7 @@ static const struct proto_ops inet6_seqpacket_ops = {
.owner = THIS_MODULE,
.release = inet6_release,
.bind = inet6_bind,
- .connect = inet_dgram_connect,
+ .connect = sctp_inet_connect,
.socketpair = sock_no_socketpair,
.accept = inet_accept,
.getname = sctp_getname,