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path: root/net/netfilter/ipvs/ip_vs_xmit.c
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Diffstat (limited to 'net/netfilter/ipvs/ip_vs_xmit.c')
-rw-r--r--net/netfilter/ipvs/ip_vs_xmit.c43
1 files changed, 23 insertions, 20 deletions
diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c
index 5874657af7f2..30b3189bd29c 100644
--- a/net/netfilter/ipvs/ip_vs_xmit.c
+++ b/net/netfilter/ipvs/ip_vs_xmit.c
@@ -13,6 +13,9 @@
*
*/
+#define KMSG_COMPONENT "IPVS"
+#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+
#include <linux/kernel.h>
#include <linux/tcp.h> /* for tcphdr */
#include <net/ip.h>
@@ -235,8 +238,8 @@ ip_vs_bypass_xmit(struct sk_buff *skb, struct ip_vs_conn *cp,
EnterFunction(10);
if (ip_route_output_key(&init_net, &rt, &fl)) {
- IP_VS_DBG_RL("ip_vs_bypass_xmit(): ip_route_output error, dest: %pI4\n",
- &iph->daddr);
+ IP_VS_DBG_RL("%s(): ip_route_output error, dest: %pI4\n",
+ __func__, &iph->daddr);
goto tx_error_icmp;
}
@@ -245,7 +248,7 @@ ip_vs_bypass_xmit(struct sk_buff *skb, struct ip_vs_conn *cp,
if ((skb->len > mtu) && (iph->frag_off & htons(IP_DF))) {
ip_rt_put(rt);
icmp_send(skb, ICMP_DEST_UNREACH,ICMP_FRAG_NEEDED, htonl(mtu));
- IP_VS_DBG_RL("ip_vs_bypass_xmit(): frag needed\n");
+ IP_VS_DBG_RL("%s(): frag needed\n", __func__);
goto tx_error;
}
@@ -299,8 +302,8 @@ ip_vs_bypass_xmit_v6(struct sk_buff *skb, struct ip_vs_conn *cp,
rt = (struct rt6_info *)ip6_route_output(&init_net, NULL, &fl);
if (!rt) {
- IP_VS_DBG_RL("ip_vs_bypass_xmit_v6(): ip6_route_output error, dest: %pI6\n",
- &iph->daddr);
+ IP_VS_DBG_RL("%s(): ip6_route_output error, dest: %pI6\n",
+ __func__, &iph->daddr);
goto tx_error_icmp;
}
@@ -309,7 +312,7 @@ ip_vs_bypass_xmit_v6(struct sk_buff *skb, struct ip_vs_conn *cp,
if (skb->len > mtu) {
dst_release(&rt->u.dst);
icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu, skb->dev);
- IP_VS_DBG_RL("ip_vs_bypass_xmit_v6(): frag needed\n");
+ IP_VS_DBG_RL("%s(): frag needed\n", __func__);
goto tx_error;
}
@@ -536,9 +539,9 @@ ip_vs_tunnel_xmit(struct sk_buff *skb, struct ip_vs_conn *cp,
EnterFunction(10);
if (skb->protocol != htons(ETH_P_IP)) {
- IP_VS_DBG_RL("ip_vs_tunnel_xmit(): protocol error, "
+ IP_VS_DBG_RL("%s(): protocol error, "
"ETH_P_IP: %d, skb protocol: %d\n",
- htons(ETH_P_IP), skb->protocol);
+ __func__, htons(ETH_P_IP), skb->protocol);
goto tx_error;
}
@@ -550,7 +553,7 @@ ip_vs_tunnel_xmit(struct sk_buff *skb, struct ip_vs_conn *cp,
mtu = dst_mtu(&rt->u.dst) - sizeof(struct iphdr);
if (mtu < 68) {
ip_rt_put(rt);
- IP_VS_DBG_RL("ip_vs_tunnel_xmit(): mtu less than 68\n");
+ IP_VS_DBG_RL("%s(): mtu less than 68\n", __func__);
goto tx_error;
}
if (skb_dst(skb))
@@ -562,7 +565,7 @@ ip_vs_tunnel_xmit(struct sk_buff *skb, struct ip_vs_conn *cp,
&& mtu < ntohs(old_iph->tot_len)) {
icmp_send(skb, ICMP_DEST_UNREACH,ICMP_FRAG_NEEDED, htonl(mtu));
ip_rt_put(rt);
- IP_VS_DBG_RL("ip_vs_tunnel_xmit(): frag needed\n");
+ IP_VS_DBG_RL("%s(): frag needed\n", __func__);
goto tx_error;
}
@@ -578,7 +581,7 @@ ip_vs_tunnel_xmit(struct sk_buff *skb, struct ip_vs_conn *cp,
if (!new_skb) {
ip_rt_put(rt);
kfree_skb(skb);
- IP_VS_ERR_RL("ip_vs_tunnel_xmit(): no memory\n");
+ IP_VS_ERR_RL("%s(): no memory\n", __func__);
return NF_STOLEN;
}
kfree_skb(skb);
@@ -646,9 +649,9 @@ ip_vs_tunnel_xmit_v6(struct sk_buff *skb, struct ip_vs_conn *cp,
EnterFunction(10);
if (skb->protocol != htons(ETH_P_IPV6)) {
- IP_VS_DBG_RL("ip_vs_tunnel_xmit_v6(): protocol error, "
+ IP_VS_DBG_RL("%s(): protocol error, "
"ETH_P_IPV6: %d, skb protocol: %d\n",
- htons(ETH_P_IPV6), skb->protocol);
+ __func__, htons(ETH_P_IPV6), skb->protocol);
goto tx_error;
}
@@ -662,7 +665,7 @@ ip_vs_tunnel_xmit_v6(struct sk_buff *skb, struct ip_vs_conn *cp,
/* TODO IPv6: do we need this check in IPv6? */
if (mtu < 1280) {
dst_release(&rt->u.dst);
- IP_VS_DBG_RL("ip_vs_tunnel_xmit_v6(): mtu less than 1280\n");
+ IP_VS_DBG_RL("%s(): mtu less than 1280\n", __func__);
goto tx_error;
}
if (skb_dst(skb))
@@ -671,7 +674,7 @@ ip_vs_tunnel_xmit_v6(struct sk_buff *skb, struct ip_vs_conn *cp,
if (mtu < ntohs(old_iph->payload_len) + sizeof(struct ipv6hdr)) {
icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu, skb->dev);
dst_release(&rt->u.dst);
- IP_VS_DBG_RL("ip_vs_tunnel_xmit_v6(): frag needed\n");
+ IP_VS_DBG_RL("%s(): frag needed\n", __func__);
goto tx_error;
}
@@ -687,7 +690,7 @@ ip_vs_tunnel_xmit_v6(struct sk_buff *skb, struct ip_vs_conn *cp,
if (!new_skb) {
dst_release(&rt->u.dst);
kfree_skb(skb);
- IP_VS_ERR_RL("ip_vs_tunnel_xmit_v6(): no memory\n");
+ IP_VS_ERR_RL("%s(): no memory\n", __func__);
return NF_STOLEN;
}
kfree_skb(skb);
@@ -760,7 +763,7 @@ ip_vs_dr_xmit(struct sk_buff *skb, struct ip_vs_conn *cp,
if ((iph->frag_off & htons(IP_DF)) && skb->len > mtu) {
icmp_send(skb, ICMP_DEST_UNREACH,ICMP_FRAG_NEEDED, htonl(mtu));
ip_rt_put(rt);
- IP_VS_DBG_RL("ip_vs_dr_xmit(): frag needed\n");
+ IP_VS_DBG_RL("%s(): frag needed\n", __func__);
goto tx_error;
}
@@ -813,7 +816,7 @@ ip_vs_dr_xmit_v6(struct sk_buff *skb, struct ip_vs_conn *cp,
if (skb->len > mtu) {
icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu, skb->dev);
dst_release(&rt->u.dst);
- IP_VS_DBG_RL("ip_vs_dr_xmit_v6(): frag needed\n");
+ IP_VS_DBG_RL("%s(): frag needed\n", __func__);
goto tx_error;
}
@@ -888,7 +891,7 @@ ip_vs_icmp_xmit(struct sk_buff *skb, struct ip_vs_conn *cp,
if ((skb->len > mtu) && (ip_hdr(skb)->frag_off & htons(IP_DF))) {
ip_rt_put(rt);
icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, htonl(mtu));
- IP_VS_DBG_RL("ip_vs_in_icmp(): frag needed\n");
+ IP_VS_DBG_RL("%s(): frag needed\n", __func__);
goto tx_error;
}
@@ -963,7 +966,7 @@ ip_vs_icmp_xmit_v6(struct sk_buff *skb, struct ip_vs_conn *cp,
if (skb->len > mtu) {
dst_release(&rt->u.dst);
icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu, skb->dev);
- IP_VS_DBG_RL("ip_vs_in_icmp(): frag needed\n");
+ IP_VS_DBG_RL("%s(): frag needed\n", __func__);
goto tx_error;
}
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