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-rw-r--r--net/sctp/ipv6.c16
1 files changed, 11 insertions, 5 deletions
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c
index 51c048d..593c801 100644
--- a/net/sctp/ipv6.c
+++ b/net/sctp/ipv6.c
@@ -262,22 +262,27 @@ static struct dst_entry *sctp_v6_get_dst(struct sctp_association *asoc,
__u8 matchlen = 0;
__u8 bmatchlen;
sctp_scope_t scope;
- int err = 0;
memset(fl6, 0, sizeof(struct flowi6));
ipv6_addr_copy(&fl6->daddr, &daddr->v6.sin6_addr);
+ fl6->fl6_dport = daddr->v6.sin6_port;
+ fl6->flowi6_proto = IPPROTO_SCTP;
if (ipv6_addr_type(&daddr->v6.sin6_addr) & IPV6_ADDR_LINKLOCAL)
fl6->flowi6_oif = daddr->v6.sin6_scope_id;
SCTP_DEBUG_PRINTK("%s: DST=%pI6 ", __func__, &fl6->daddr);
+ if (asoc)
+ fl6->fl6_sport = htons(asoc->base.bind_addr.port);
+
if (saddr) {
ipv6_addr_copy(&fl6->saddr, &saddr->v6.sin6_addr);
+ fl6->fl6_sport = saddr->v6.sin6_port;
SCTP_DEBUG_PRINTK("SRC=%pI6 - ", &fl6->saddr);
}
- err = ip6_dst_lookup(sk, &dst, fl6);
+ dst = ip6_dst_lookup_flow(sk, fl6, NULL, false);
if (!asoc || saddr)
goto out;
@@ -286,7 +291,7 @@ static struct dst_entry *sctp_v6_get_dst(struct sctp_association *asoc,
/* ip6_dst_lookup has filled in the fl6->saddr for us. Check
* to see if we can use it.
*/
- if (!err) {
+ if (!IS_ERR(dst)) {
/* Walk through the bind address list and look for a bind
* address that matches the source address of the returned dst.
*/
@@ -330,11 +335,12 @@ static struct dst_entry *sctp_v6_get_dst(struct sctp_association *asoc,
rcu_read_unlock();
if (baddr) {
ipv6_addr_copy(&fl6->saddr, &baddr->v6.sin6_addr);
- err = ip6_dst_lookup(sk, &dst, fl6);
+ fl6->fl6_sport = baddr->v6.sin6_port;
+ dst = ip6_dst_lookup_flow(sk, fl6, NULL, false);
}
out:
- if (!err) {
+ if (!IS_ERR(dst)) {
struct rt6_info *rt;
rt = (struct rt6_info *)dst;
SCTP_DEBUG_PRINTK("rt6_dst:%pI6 rt6_src:%pI6\n",
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