netdev - [PATCH -next 1/8] bnx2: Zero out status block before chip reset.

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Message-ID: <1250907650-24672-1-git-send-email-mchan@broadcom.com>
Date:	Fri, 21 Aug 2009 19:20:43 -0700
From:	"Michael Chan" <mchan@...adcom.com>
To:	davem@...emloft.net
cc:	netdev@...r.kernel.org
Subject: [PATCH -next 1/8] bnx2: Zero out status block before chip
 reset.

In case IRQs are shared, we will not mistakenly start processing
the ring based on old status block indices.

Signed-off-by: Michael Chan <mchan@...adcom.com>
---
 drivers/net/bnx2.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c
index 756d4b4..e75b6e9 100644
--- a/drivers/net/bnx2.c
+++ b/drivers/net/bnx2.c
@@ -4858,6 +4858,7 @@ bnx2_init_chip(struct bnx2 *bp)
 	bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG2, BNX2_RBUF_CONFIG2_VAL(mtu));
 	bnx2_reg_wr_ind(bp, BNX2_RBUF_CONFIG3, BNX2_RBUF_CONFIG3_VAL(mtu));

+	memset(bp->bnx2_napi[0].status_blk.msi, 0, bp->status_stats_size);
 	for (i = 0; i < BNX2_MAX_MSIX_VEC; i++)
 		bp->bnx2_napi[i].last_status_idx = 0;

-- 
1.5.6.GIT

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