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authorMichael Bestas <mkbestas@lineageos.org>2020-04-14 16:18:14 +0300
committerMichael Bestas <mkbestas@lineageos.org>2020-04-14 18:41:04 +0300
commit9eb199e06bc76fb2677052c3a171b2ab917c121d (patch)
treed92fe8bf4acb7ed72bb329b4191bc2bc7f222d73 /net/sctp/protocol.c
parent268d6e9ab66bfd7a826050a9a651cdd6bca2f773 (diff)
parentf9991115f079363d70ce91c37d850ec4a5e065a6 (diff)
Merge branch 'android-4.4-p' of https://android.googlesource.com/kernel/common into lineage-17.1-caf-msm8998
This brings LA.UM.8.4.r1-05300-8x98.0 up to date with https://android.googlesource.com/kernel/common/ android-4.4-p at commit: f9991115f0793 Merge 4.4.219 into android-4.4-p Conflicts: drivers/clk/qcom/clk-rcg2.c drivers/scsi/sd.c drivers/usb/gadget/function/f_fs.c drivers/usb/gadget/function/u_serial.c Change-Id: Ifed3db0ddda828c1697e57e9f73c1b73354bebf7
Diffstat (limited to 'net/sctp/protocol.c')
-rw-r--r--net/sctp/protocol.c28
1 files changed, 19 insertions, 9 deletions
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index 7e550265df87..9c6c42fd9f8a 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -428,14 +428,15 @@ static void sctp_v4_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
{
struct sctp_association *asoc = t->asoc;
struct rtable *rt;
- struct flowi4 *fl4 = &fl->u.ip4;
+ struct flowi _fl;
+ struct flowi4 *fl4 = &_fl.u.ip4;
struct sctp_bind_addr *bp;
struct sctp_sockaddr_entry *laddr;
struct dst_entry *dst = NULL;
union sctp_addr *daddr = &t->ipaddr;
union sctp_addr dst_saddr;
- memset(fl4, 0x0, sizeof(struct flowi4));
+ memset(&_fl, 0x0, sizeof(_fl));
fl4->daddr = daddr->v4.sin_addr.s_addr;
fl4->fl4_dport = daddr->v4.sin_port;
fl4->flowi4_proto = IPPROTO_SCTP;
@@ -453,8 +454,11 @@ static void sctp_v4_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
&fl4->saddr);
rt = ip_route_output_key(sock_net(sk), fl4);
- if (!IS_ERR(rt))
+ if (!IS_ERR(rt)) {
dst = &rt->dst;
+ t->dst = dst;
+ memcpy(fl, &_fl, sizeof(_fl));
+ }
/* If there is no association or if a source address is passed, no
* more validation is required.
@@ -517,27 +521,33 @@ static void sctp_v4_get_dst(struct sctp_transport *t, union sctp_addr *saddr,
odev = __ip_dev_find(sock_net(sk), laddr->a.v4.sin_addr.s_addr,
false);
if (!odev || odev->ifindex != fl4->flowi4_oif) {
- if (!dst)
+ if (!dst) {
dst = &rt->dst;
- else
+ t->dst = dst;
+ memcpy(fl, &_fl, sizeof(_fl));
+ } else {
dst_release(&rt->dst);
+ }
continue;
}
dst_release(dst);
dst = &rt->dst;
+ t->dst = dst;
+ memcpy(fl, &_fl, sizeof(_fl));
break;
}
out_unlock:
rcu_read_unlock();
out:
- t->dst = dst;
- if (dst)
+ if (dst) {
pr_debug("rt_dst:%pI4, rt_src:%pI4\n",
- &fl4->daddr, &fl4->saddr);
- else
+ &fl->u.ip4.daddr, &fl->u.ip4.saddr);
+ } else {
+ t->dst = NULL;
pr_debug("no route\n");
+ }
}
/* For v4, the source address is cached in the route entry(dst). So no need