[PATCH 6/8] libcxgbi: Use flowi4's saddr in cxgbi_check_route().

@@ -450,13 +450,13 @@ static struct cxgbi_sock *cxgbi_sock_create(struct cxgbi_device *cdev)
 	return csk;
 }
 
-static struct rtable *find_route_ipv4(__be32 saddr, __be32 daddr,
+static struct rtable *find_route_ipv4(struct flowi4 *fl4,
+				      __be32 saddr, __be32 daddr,
 				      __be16 sport, __be16 dport, u8 tos)
 {
 	struct rtable *rt;
-	struct flowi4 fl4;
 
-	rt = ip_route_output_ports(&init_net, &fl4, NULL, daddr, saddr,
+	rt = ip_route_output_ports(&init_net, fl4, NULL, daddr, saddr,
 				   dport, sport, IPPROTO_TCP, tos, 0);
 	if (IS_ERR(rt))
 		return NULL;

@@ -471,6 +471,7 @@ static struct cxgbi_sock *cxgbi_check_route(struct sockaddr *dst_addr)
 	struct net_device *ndev;
 	struct cxgbi_device *cdev;
 	struct rtable *rt = NULL;
+	struct flowi4 fl4;
 	struct cxgbi_sock *csk = NULL;
 	unsigned int mtu = 0;
 	int port = 0xFFFF;

@@ -483,7 +484,7 @@ static struct cxgbi_sock *cxgbi_check_route(struct sockaddr *dst_addr)
 		goto err_out;
 	}
 
-	rt = find_route_ipv4(0, daddr->sin_addr.s_addr, 0, daddr->sin_port, 0);
+	rt = find_route_ipv4(&fl4, 0, daddr->sin_addr.s_addr, 0, daddr->sin_port, 0);
 	if (!rt) {
 		pr_info("no route to ipv4 0x%x, port %u.\n",
 			daddr->sin_addr.s_addr, daddr->sin_port);

@@ -532,7 +533,7 @@ static struct cxgbi_sock *cxgbi_check_route(struct sockaddr *dst_addr)
 	csk->daddr.sin_addr.s_addr = daddr->sin_addr.s_addr;
 	csk->daddr.sin_port = daddr->sin_port;
 	csk->daddr.sin_family = daddr->sin_family;
-	csk->saddr.sin_addr.s_addr = rt->rt_src;
+	csk->saddr.sin_addr.s_addr = fl4.saddr;
 
 	return csk;