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Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/bonding/bond_main.c6
-rw-r--r--drivers/net/cnic.c7
-rw-r--r--drivers/net/pptp.c8
3 files changed, 12 insertions, 9 deletions
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 584f97b73060..0592e6da15a6 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -2681,7 +2681,7 @@ static void bond_arp_send(struct net_device *slave_dev, int arp_op, __be32 dest_
static void bond_arp_send_all(struct bonding *bond, struct slave *slave)
{
- int i, vlan_id, rv;
+ int i, vlan_id;
__be32 *targets = bond->params.arp_targets;
struct vlan_entry *vlan;
struct net_device *vlan_dev;
@@ -2708,8 +2708,8 @@ static void bond_arp_send_all(struct bonding *bond, struct slave *slave)
fl.fl4_dst = targets[i];
fl.fl4_tos = RTO_ONLINK;
- rv = ip_route_output_key(dev_net(bond->dev), &rt, &fl);
- if (rv) {
+ rt = ip_route_output_key(dev_net(bond->dev), &fl);
+ if (IS_ERR(rt)) {
if (net_ratelimit()) {
pr_warning("%s: no route to arp_ip_target %pI4\n",
bond->dev->name, &fl.fl4_dst);
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c
index 5274de3e1bb9..25f08880ae0f 100644
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@@ -3397,9 +3397,12 @@ static int cnic_get_v4_route(struct sockaddr_in *dst_addr,
memset(&fl, 0, sizeof(fl));
fl.nl_u.ip4_u.daddr = dst_addr->sin_addr.s_addr;
- err = ip_route_output_key(&init_net, &rt, &fl);
- if (!err)
+ rt = ip_route_output_key(&init_net, &fl);
+ err = 0;
+ if (!IS_ERR(rt))
*dst = &rt->dst;
+ else
+ err = PTR_ERR(rt);
return err;
#else
return -ENETUNREACH;
diff --git a/drivers/net/pptp.c b/drivers/net/pptp.c
index 164cfad6ce79..1af549c89d51 100644
--- a/drivers/net/pptp.c
+++ b/drivers/net/pptp.c
@@ -175,7 +175,6 @@ static int pptp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
struct pptp_opt *opt = &po->proto.pptp;
struct pptp_gre_header *hdr;
unsigned int header_len = sizeof(*hdr);
- int err = 0;
int islcp;
int len;
unsigned char *data;
@@ -198,8 +197,8 @@ static int pptp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
.saddr = opt->src_addr.sin_addr.s_addr,
.tos = RT_TOS(0) } },
.proto = IPPROTO_GRE };
- err = ip_route_output_key(&init_net, &rt, &fl);
- if (err)
+ rt = ip_route_output_key(&init_net, &fl);
+ if (IS_ERR(rt))
goto tx_error;
}
tdev = rt->dst.dev;
@@ -477,7 +476,8 @@ static int pptp_connect(struct socket *sock, struct sockaddr *uservaddr,
.tos = RT_CONN_FLAGS(sk) } },
.proto = IPPROTO_GRE };
security_sk_classify_flow(sk, &fl);
- if (ip_route_output_key(&init_net, &rt, &fl)) {
+ rt = ip_route_output_key(&init_net, &fl);
+ if (IS_ERR(rt)) {
error = -EHOSTUNREACH;
goto end;
}