From: Malli Chilakala <mallikarjuna.chilakala@intel.com>
Date: Thu, 11 Aug 2005 20:58:55 +0000 (-0700)
Subject: [PATCH] ixgb: Fix Broadcast/Multicast packets received statistics
X-Git-Tag: v2.6.14-rc1~1055^2~26
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7b89178d1d803c854dfd6f4e81633109a1238884;p=linux-2.6

[PATCH] ixgb: Fix Broadcast/Multicast packets received statistics

Fix Broadcast/Multicast packets received statistics

Signed-off-by: Mallikarjuna R Chilakala <mallikarjuna.chilakala@intel.com>
Signed-off-by: Ganesh Venkatesan <ganesh.venkatesan@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
---

diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c
index d1fc431cb1..d7a0f4e361 100644
--- a/drivers/net/ixgb/ixgb_main.c
+++ b/drivers/net/ixgb/ixgb_main.c
@@ -1524,7 +1524,8 @@ ixgb_update_stats(struct ixgb_adapter *adapter)
 
 		multi |= ((u64)IXGB_READ_REG(&adapter->hw, MPRCH) << 32);
 		/* fix up multicast stats by removing broadcasts */
-		multi -= bcast;
+		if(multi >= bcast)
+			multi -= bcast;
 		
 		adapter->stats.mprcl += (multi & 0xFFFFFFFF);
 		adapter->stats.mprch += (multi >> 32);