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authorYuval Shaia <yuval.shaia@oracle.com>2017-11-07 10:49:09 +0200
committerDoug Ledford <dledford@redhat.com>2017-11-13 16:18:33 -0500
commite08ce2e82b2fc5cdd07de170e8b9e8327625005c (patch)
treec50073db51acafba25828ba92fdfa2b299ecf9e5
parentRDMA/vmw_pvrdma: Add shared receive queue support (diff)
downloadlinux-dev-e08ce2e82b2fc5cdd07de170e8b9e8327625005c.tar.xz
linux-dev-e08ce2e82b2fc5cdd07de170e8b9e8327625005c.zip
RDMA/core: Make function rdma_copy_addr return void
Function returns zero - make it void. While there make struct net_device const. Signed-off-by: Yuval Shaia <yuval.shaia@oracle.com> Reviewed-by: Parav Pandit <parav@mellanox.com> Reviewed-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: Doug Ledford <dledford@redhat.com>
-rw-r--r--drivers/infiniband/core/addr.c27
-rw-r--r--drivers/infiniband/core/cma.c8
-rw-r--r--include/rdma/ib_addr.h5
3 files changed, 19 insertions, 21 deletions
diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c
index d2f74721b3ba..f4e8185bccd3 100644
--- a/drivers/infiniband/core/addr.c
+++ b/drivers/infiniband/core/addr.c
@@ -229,8 +229,9 @@ void rdma_addr_unregister_client(struct rdma_addr_client *client)
}
EXPORT_SYMBOL(rdma_addr_unregister_client);
-int rdma_copy_addr(struct rdma_dev_addr *dev_addr, struct net_device *dev,
- const unsigned char *dst_dev_addr)
+void rdma_copy_addr(struct rdma_dev_addr *dev_addr,
+ const struct net_device *dev,
+ const unsigned char *dst_dev_addr)
{
dev_addr->dev_type = dev->type;
memcpy(dev_addr->src_dev_addr, dev->dev_addr, MAX_ADDR_LEN);
@@ -238,7 +239,6 @@ int rdma_copy_addr(struct rdma_dev_addr *dev_addr, struct net_device *dev,
if (dst_dev_addr)
memcpy(dev_addr->dst_dev_addr, dst_dev_addr, MAX_ADDR_LEN);
dev_addr->bound_dev_if = dev->ifindex;
- return 0;
}
EXPORT_SYMBOL(rdma_copy_addr);
@@ -247,15 +247,14 @@ int rdma_translate_ip(const struct sockaddr *addr,
u16 *vlan_id)
{
struct net_device *dev;
- int ret = -EADDRNOTAVAIL;
if (dev_addr->bound_dev_if) {
dev = dev_get_by_index(dev_addr->net, dev_addr->bound_dev_if);
if (!dev)
return -ENODEV;
- ret = rdma_copy_addr(dev_addr, dev, NULL);
+ rdma_copy_addr(dev_addr, dev, NULL);
dev_put(dev);
- return ret;
+ return 0;
}
switch (addr->sa_family) {
@@ -264,9 +263,9 @@ int rdma_translate_ip(const struct sockaddr *addr,
((const struct sockaddr_in *)addr)->sin_addr.s_addr);
if (!dev)
- return ret;
+ return -EADDRNOTAVAIL;
- ret = rdma_copy_addr(dev_addr, dev, NULL);
+ rdma_copy_addr(dev_addr, dev, NULL);
dev_addr->bound_dev_if = dev->ifindex;
if (vlan_id)
*vlan_id = rdma_vlan_dev_vlan_id(dev);
@@ -279,7 +278,7 @@ int rdma_translate_ip(const struct sockaddr *addr,
if (ipv6_chk_addr(dev_addr->net,
&((const struct sockaddr_in6 *)addr)->sin6_addr,
dev, 1)) {
- ret = rdma_copy_addr(dev_addr, dev, NULL);
+ rdma_copy_addr(dev_addr, dev, NULL);
dev_addr->bound_dev_if = dev->ifindex;
if (vlan_id)
*vlan_id = rdma_vlan_dev_vlan_id(dev);
@@ -290,7 +289,7 @@ int rdma_translate_ip(const struct sockaddr *addr,
break;
#endif
}
- return ret;
+ return 0;
}
EXPORT_SYMBOL(rdma_translate_ip);
@@ -336,7 +335,7 @@ static int dst_fetch_ha(struct dst_entry *dst, struct rdma_dev_addr *dev_addr,
const void *daddr)
{
struct neighbour *n;
- int ret;
+ int ret = 0;
n = dst_neigh_lookup(dst, daddr);
@@ -346,7 +345,7 @@ static int dst_fetch_ha(struct dst_entry *dst, struct rdma_dev_addr *dev_addr,
neigh_event_send(n, NULL);
ret = -ENODATA;
} else {
- ret = rdma_copy_addr(dev_addr, dst->dev, n->ha);
+ rdma_copy_addr(dev_addr, dst->dev, n->ha);
}
rcu_read_unlock();
@@ -494,7 +493,9 @@ static int addr_resolve_neigh(struct dst_entry *dst,
if (!(dst->dev->flags & IFF_NOARP))
return fetch_ha(dst, addr, dst_in, seq);
- return rdma_copy_addr(addr, dst->dev, NULL);
+ rdma_copy_addr(addr, dst->dev, NULL);
+
+ return 0;
}
static int addr_resolve(struct sockaddr *src_in,
diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index fa79c7076ccd..1fdb473b5df7 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -1846,9 +1846,7 @@ static struct rdma_id_private *cma_new_conn_id(struct rdma_cm_id *listen_id,
rt->path_rec[1] = *ib_event->param.req_rcvd.alternate_path;
if (net_dev) {
- ret = rdma_copy_addr(&rt->addr.dev_addr, net_dev, NULL);
- if (ret)
- goto err;
+ rdma_copy_addr(&rt->addr.dev_addr, net_dev, NULL);
} else {
if (!cma_protocol_roce(listen_id) &&
cma_any_addr(cma_src_addr(id_priv))) {
@@ -1894,9 +1892,7 @@ static struct rdma_id_private *cma_new_udp_id(struct rdma_cm_id *listen_id,
goto err;
if (net_dev) {
- ret = rdma_copy_addr(&id->route.addr.dev_addr, net_dev, NULL);
- if (ret)
- goto err;
+ rdma_copy_addr(&id->route.addr.dev_addr, net_dev, NULL);
} else {
if (!cma_any_addr(cma_src_addr(id_priv))) {
ret = cma_translate_addr(cma_src_addr(id_priv),
diff --git a/include/rdma/ib_addr.h b/include/rdma/ib_addr.h
index b2a10c762304..18c564f60e93 100644
--- a/include/rdma/ib_addr.h
+++ b/include/rdma/ib_addr.h
@@ -125,8 +125,9 @@ int rdma_resolve_ip_route(struct sockaddr *src_addr,
void rdma_addr_cancel(struct rdma_dev_addr *addr);
-int rdma_copy_addr(struct rdma_dev_addr *dev_addr, struct net_device *dev,
- const unsigned char *dst_dev_addr);
+void rdma_copy_addr(struct rdma_dev_addr *dev_addr,
+ const struct net_device *dev,
+ const unsigned char *dst_dev_addr);
int rdma_addr_size(struct sockaddr *addr);