diff options
| -rw-r--r-- | include/linux/netfilter/nfnetlink_log.h | 2 | ||||
| -rw-r--r-- | net/netfilter/nfnetlink_log.c | 19 |
2 files changed, 10 insertions, 11 deletions
diff --git a/include/linux/netfilter/nfnetlink_log.h b/include/linux/netfilter/nfnetlink_log.h index 55a2a2b814e..5966afa026e 100644 --- a/include/linux/netfilter/nfnetlink_log.h +++ b/include/linux/netfilter/nfnetlink_log.h @@ -32,8 +32,6 @@ struct nfulnl_msg_packet_timestamp { aligned_be64 usec; }; -#define NFULNL_PREFIXLEN 30 /* just like old log target */ - enum nfulnl_attr_type { NFULA_UNSPEC, NFULA_PACKET_HDR, diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c index bd3ffa6f1a6..d1505dd25c6 100644 --- a/net/netfilter/nfnetlink_log.c +++ b/net/netfilter/nfnetlink_log.c @@ -408,7 +408,7 @@ __build_packet_message(struct nfulnl_instance *inst, const struct net_device *indev, const struct net_device *outdev, const struct nf_loginfo *li, - const char *prefix) + const char *prefix, unsigned int plen) { unsigned char *old_tail; struct nfulnl_msg_packet_hdr pmsg; @@ -432,12 +432,8 @@ __build_packet_message(struct nfulnl_instance *inst, NFA_PUT(inst->skb, NFULA_PACKET_HDR, sizeof(pmsg), &pmsg); - if (prefix) { - int slen = strlen(prefix); - if (slen > NFULNL_PREFIXLEN) - slen = NFULNL_PREFIXLEN; - NFA_PUT(inst->skb, NFULA_PREFIX, slen, prefix); - } + if (prefix) + NFA_PUT(inst->skb, NFULA_PREFIX, plen, prefix); if (indev) { tmp_uint = htonl(indev->ifindex); @@ -601,6 +597,7 @@ nfulnl_log_packet(unsigned int pf, const struct nf_loginfo *li; unsigned int qthreshold; unsigned int nlbufsiz; + unsigned int plen; if (li_user && li_user->type == NF_LOG_TYPE_ULOG) li = li_user; @@ -616,6 +613,10 @@ nfulnl_log_packet(unsigned int pf, return; } + plen = 0; + if (prefix) + plen = strlen(prefix); + /* all macros expand to constant values at compile time */ /* FIXME: do we want to make the size calculation conditional based on * what is actually present? way more branches and checks, but more @@ -630,7 +631,7 @@ nfulnl_log_packet(unsigned int pf, #endif + NFA_SPACE(sizeof(u_int32_t)) /* mark */ + NFA_SPACE(sizeof(u_int32_t)) /* uid */ - + NFA_SPACE(NFULNL_PREFIXLEN) /* prefix */ + + NFA_SPACE(plen) /* prefix */ + NFA_SPACE(sizeof(struct nfulnl_msg_packet_hw)) + NFA_SPACE(sizeof(struct nfulnl_msg_packet_timestamp)); @@ -701,7 +702,7 @@ nfulnl_log_packet(unsigned int pf, inst->qlen++; __build_packet_message(inst, skb, data_len, pf, - hooknum, in, out, li, prefix); + hooknum, in, out, li, prefix, plen); /* timer_pending always called within inst->lock, so there * is no chance of a race here */ |