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authorPablo Neira Ayuso <pablo@netfilter.org>2020-10-12 17:06:06 +0200
committerPablo Neira Ayuso <pablo@netfilter.org>2020-10-14 01:25:14 +0200
commit0d9826bc18ce356e8909919ad681ad65d0a6061e (patch)
treed091faf14ece119cb5375513f3c1c440c5b31c15 /include/net
parent98a381a7d4892dd9969d24433a4bca2f45092643 (diff)
downloadlinux-0d9826bc18ce356e8909919ad681ad65d0a6061e.tar.bz2
netfilter: nf_log: missing vlan offload tag and proto
Dump vlan tag and proto for the usual vlan offload case if the NF_LOG_MACDECODE flag is set on. Without this information the logging is misleading as there is no reference to the VLAN header. [12716.993704] test: IN=veth0 OUT= MACSRC=86:6c:92:ea:d6:73 MACDST=0e:3b:eb:86:73:76 VPROTO=8100 VID=10 MACPROTO=0800 SRC=192.168.10.2 DST=172.217.168.163 LEN=52 TOS=0x00 PREC=0x00 TTL=64 ID=2548 DF PROTO=TCP SPT=55848 DPT=80 WINDOW=501 RES=0x00 ACK FIN URGP=0 [12721.157643] test: IN=veth0 OUT= MACSRC=86:6c:92:ea:d6:73 MACDST=0e:3b:eb:86:73:76 VPROTO=8100 VID=10 MACPROTO=0806 ARP HTYPE=1 PTYPE=0x0800 OPCODE=2 MACSRC=86:6c:92:ea:d6:73 IPSRC=192.168.10.2 MACDST=0e:3b:eb:86:73:76 IPDST=192.168.10.1 Fixes: 83e96d443b37 ("netfilter: log: split family specific code to nf_log_{ip,ip6,common}.c files") Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/netfilter/nf_log.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/netfilter/nf_log.h b/include/net/netfilter/nf_log.h
index 0d3920896d50..716db4a0fed8 100644
--- a/include/net/netfilter/nf_log.h
+++ b/include/net/netfilter/nf_log.h
@@ -108,6 +108,7 @@ int nf_log_dump_tcp_header(struct nf_log_buf *m, const struct sk_buff *skb,
unsigned int logflags);
void nf_log_dump_sk_uid_gid(struct net *net, struct nf_log_buf *m,
struct sock *sk);
+void nf_log_dump_vlan(struct nf_log_buf *m, const struct sk_buff *skb);
void nf_log_dump_packet_common(struct nf_log_buf *m, u_int8_t pf,
unsigned int hooknum, const struct sk_buff *skb,
const struct net_device *in,