[PATCH] IB/core: Make function rdma_copy_addr return void

Yuval Shaia
2017-11-05T21:08:17Z

Function returns zero - make it void.

Signed-off-by: Yuval Shaia <yuval.shaia-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
---
drivers/infiniband/core/addr.c | 25 +++++++++++++------------
drivers/infiniband/core/cma.c | 8 ++------
include/rdma/ib_addr.h | 4 ++--
3 files changed, 17 insertions(+), 20 deletions(-)

diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c
index 12523f630b61..f14ee741e6f0 100644
--- a/drivers/infiniband/core/addr.c
+++ b/drivers/infiniband/core/addr.c
@@ -229,8 +229,8 @@ 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, 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 +238,6 @@ 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 +246,14 @@ 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 +262,9 @@ 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 +277,7 @@ 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 +288,7 @@ int rdma_translate_ip(const struct sockaddr *addr,
break;
#endif
}
- return ret;
+ return 0;
}
EXPORT_SYMBOL(rdma_translate_ip);

@@ -346,7 +344,8 @@ 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);
+ ret = 0;
}
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 852c8fec8088..0527a6a7ef26 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 ec5008cf5d51..5647f3932ffe 100644
--- a/include/rdma/ib_addr.h
+++ b/include/rdma/ib_addr.h
@@ -125,8 +125,8 @@ 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, struct net_device *dev,
+ const unsigned char *dst_dev_addr);

int rdma_addr_size(struct sockaddr *addr);

--
2.13.6