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libcxgb,iw_cxgb4,cxgbit: add cxgb_find_route()

Bladeren bron 
Add cxgb_find_route() in libcxgb_cm.c to remove
it's duplicate definitions from cxgb4/cm.c and
cxgbit/cxgbit_cm.c.

Signed-off-by: Varun Prakash <varun@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Varun Prakash
2016-09-13 21:23:57 +05:30
gecommit door David S. Miller
bovenliggende 85e42b044e
commit 804c2f3e36
4 gewijzigde bestanden met toevoegingen van 69 en 68 verwijderingen
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53
drivers/infiniband/hw/cxgb4/cm.c
Bestand weergeven

@@ -505,32 +505,6 @@ out:
return dst;
}
static struct dst_entry *find_route(struct c4iw_dev *dev, __be32 local_ip,
__be32 peer_ip, __be16 local_port,
__be16 peer_port, u8 tos)
{
struct rtable *rt;
struct flowi4 fl4;
struct neighbour *n;
rt = ip_route_output_ports(&init_net, &fl4, NULL, peer_ip, local_ip,
peer_port, local_port, IPPROTO_TCP,
tos, 0);
if (IS_ERR(rt))
return NULL;
n = dst_neigh_lookup(&rt->dst, &peer_ip);
if (!n)
return NULL;
if (!our_interface(dev, n->dev) &&
!(n->dev->flags & IFF_LOOPBACK)) {
neigh_release(n);
dst_release(&rt->dst);
return NULL;
}
neigh_release(n);
return &rt->dst;
}
static void arp_failure_discard(void *handle, struct sk_buff *skb)
{
pr_err(MOD "ARP failure\n");
@@ -2215,9 +2189,11 @@ static int c4iw_reconnect(struct c4iw_ep *ep)
/* find a route */
if (ep->com.cm_id->m_local_addr.ss_family == AF_INET) {
ep->dst = find_route(ep->com.dev, laddr->sin_addr.s_addr,
raddr->sin_addr.s_addr, laddr->sin_port,
raddr->sin_port, ep->com.cm_id->tos);
ep->dst = cxgb_find_route(&ep->com.dev->rdev.lldi, get_real_dev,
laddr->sin_addr.s_addr,
raddr->sin_addr.s_addr,
laddr->sin_port,
raddr->sin_port, ep->com.cm_id->tos);
iptype = 4;
ra = (__u8 *)&raddr->sin_addr;
} else {
@@ -2556,9 +2532,9 @@ static int pass_accept_req(struct c4iw_dev *dev, struct sk_buff *skb)
, __func__, parent_ep, hwtid,
local_ip, peer_ip, ntohs(local_port),
ntohs(peer_port), peer_mss);
dst = find_route(dev, *(__be32 *)local_ip, *(__be32 *)peer_ip,
local_port, peer_port,
tos);
dst = cxgb_find_route(&dev->rdev.lldi, get_real_dev,
*(__be32 *)local_ip, *(__be32 *)peer_ip,
local_port, peer_port, tos);
} else {
PDBG("%s parent ep %p hwtid %u laddr %pI6 raddr %pI6 lport %d rport %d peer_mss %d\n"
, __func__, parent_ep, hwtid,
@@ -3340,9 +3316,11 @@ int c4iw_connect(struct iw_cm_id *cm_id, struct iw_cm_conn_param *conn_param)
PDBG("%s saddr %pI4 sport 0x%x raddr %pI4 rport 0x%x\n",
__func__, &laddr->sin_addr, ntohs(laddr->sin_port),
ra, ntohs(raddr->sin_port));
ep->dst = find_route(dev, laddr->sin_addr.s_addr,
raddr->sin_addr.s_addr, laddr->sin_port,
raddr->sin_port, cm_id->tos);
ep->dst = cxgb_find_route(&dev->rdev.lldi, get_real_dev,
laddr->sin_addr.s_addr,
raddr->sin_addr.s_addr,
laddr->sin_port,
raddr->sin_port, cm_id->tos);
} else {
iptype = 6;
ra = (__u8 *)&raddr6->sin6_addr;
@@ -4006,8 +3984,9 @@ static int rx_pkt(struct c4iw_dev *dev, struct sk_buff *skb)
ntohl(iph->daddr), ntohs(tcph->dest), ntohl(iph->saddr),
ntohs(tcph->source), iph->tos);
dst = find_route(dev, iph->daddr, iph->saddr, tcph->dest, tcph->source,
iph->tos);
dst = cxgb_find_route(&dev->rdev.lldi, get_real_dev,
iph->daddr, iph->saddr, tcph->dest,
tcph->source, iph->tos);
if (!dst) {
pr_err("%s - failed to find dst entry!\n",
__func__);