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Commit 80787ebc authored by Mitsuru Chinen's avatar Mitsuru Chinen Committed by David S. Miller
Browse files

[IPV4] SNMP: Support OutMcastPkts and OutBcastPkts 



A transmitted IP multicast datagram should be counted as OutMcastPkts.
By the same token, a transmitted IP broadcast datagram should be
counted as OutBcastPkts.

Signed-off-by: default avatarMitsuru Chinen <mitch@linux.vnet.ibm.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5506b54b

net/ipv4/ip_output.c

+6 −0
Original line number Original line Diff line number Diff line
@@ -160,9 +160,15 @@ EXPORT_SYMBOL_GPL(ip_build_and_send_pkt); 
static inline int ip_finish_output2(struct sk_buff *skb)

static inline int ip_finish_output2(struct sk_buff *skb)

{

{

	struct dst_entry *dst = skb->dst;

	struct dst_entry *dst = skb->dst;

	struct rtable *rt = (struct rtable *)dst;

	struct net_device *dev = dst->dev;

	struct net_device *dev = dst->dev;

	int hh_len = LL_RESERVED_SPACE(dev);

	int hh_len = LL_RESERVED_SPACE(dev);





	if (rt->rt_type == RTN_MULTICAST)

		IP_INC_STATS(IPSTATS_MIB_OUTMCASTPKTS);

	else if (rt->rt_type == RTN_BROADCAST)

		IP_INC_STATS(IPSTATS_MIB_OUTBCASTPKTS);



	/* Be paranoid, rather than too clever. */

	/* Be paranoid, rather than too clever. */

	if (unlikely(skb_headroom(skb) < hh_len && dev->hard_header)) {

	if (unlikely(skb_headroom(skb) < hh_len && dev->hard_header)) {

		struct sk_buff *skb2;

		struct sk_buff *skb2;