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dccp: Use cork flow in dccp_v4_connect() 

Since this is invoked from inet_stream_connect() the socket is locked
and therefore this usage is safe.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2011-05-06 16:10:41 -07:00
parent 1ab7b6ac27
commit 2c42758cf6
1 changed files with 6 additions and 5 deletions
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11
net/dccp/ipv4.c
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@ -45,7 +45,7 @@ int dccp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
struct dccp_sock *dp = dccp_sk(sk);
__be16 orig_sport, orig_dport;
__be32 daddr, nexthop;
struct flowi4 fl4;
struct flowi4 *fl4;
struct rtable *rt;
int err;
struct ip_options_rcu *inet_opt;
@ -70,7 +70,8 @@ int dccp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
orig_sport = inet->inet_sport;
orig_dport = usin->sin_port;
rt = ip_route_connect(&fl4, nexthop, inet->inet_saddr,
fl4 = &inet->cork.fl.u.ip4;
rt = ip_route_connect(fl4, nexthop, inet->inet_saddr,
RT_CONN_FLAGS(sk), sk->sk_bound_dev_if,
IPPROTO_DCCP,
orig_sport, orig_dport, sk, true);
@ -83,10 +84,10 @@ int dccp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
}
if (inet_opt == NULL || !inet_opt->opt.srr)
daddr = fl4.daddr;
daddr = fl4->daddr;
if (inet->inet_saddr == 0)
inet->inet_saddr = fl4.saddr;
inet->inet_saddr = fl4->saddr;
inet->inet_rcv_saddr = inet->inet_saddr;
inet->inet_dport = usin->sin_port;
@ -106,7 +107,7 @@ int dccp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
if (err != 0)
goto failure;
rt = ip_route_newports(&fl4, rt, orig_sport, orig_dport,
rt = ip_route_newports(fl4, rt, orig_sport, orig_dport,
inet->inet_sport, inet->inet_dport, sk);
if (IS_ERR(rt)) {
rt = NULL;