netdev - [PATCH] snmp: Remove duplicate OUTMCAST stat increment

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Date:	Mon, 16 Nov 2015 13:09:10 -0500
From:	Neil Horman <nhorman@...driver.com>
To:	netdev@...r.kernel.org
Cc:	Neil Horman <nhorman@...driver.com>,
	Claus Jensen <claus.jensen@...rosemi.com>,
	David Miller <davem@...emloft.net>
Subject: [PATCH] snmp: Remove duplicate OUTMCAST stat increment

the OUTMCAST stat is double incremented, getting bumped once in the mcast code
itself, and again in the common ip output path.  Remove the mcast bump, as its
not needed

Validated by the reporter, with good results

Signed-off-by: Neil Horman <nhorman@...driver.com>
Reported-by: Claus Jensen <claus.jensen@...rosemi.com>
CC: Claus Jensen <claus.jensen@...rosemi.com>
CC: David Miller <davem@...emloft.net>
---
 net/ipv6/mcast.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c
index 124338a..5ee56d0 100644
--- a/net/ipv6/mcast.c
+++ b/net/ipv6/mcast.c
@@ -1651,7 +1651,6 @@ out:
 	if (!err) {
 		ICMP6MSGOUT_INC_STATS(net, idev, ICMPV6_MLD2_REPORT);
 		ICMP6_INC_STATS(net, idev, ICMP6_MIB_OUTMSGS);
-		IP6_UPD_PO_STATS(net, idev, IPSTATS_MIB_OUTMCAST, payload_len);
 	} else {
 		IP6_INC_STATS(net, idev, IPSTATS_MIB_OUTDISCARDS);
 	}
@@ -2015,7 +2014,6 @@ out:
 	if (!err) {
 		ICMP6MSGOUT_INC_STATS(net, idev, type);
 		ICMP6_INC_STATS(net, idev, ICMP6_MIB_OUTMSGS);
-		IP6_UPD_PO_STATS(net, idev, IPSTATS_MIB_OUTMCAST, full_len);
 	} else
 		IP6_INC_STATS(net, idev, IPSTATS_MIB_OUTDISCARDS);
 
-- 
2.5.0

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