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@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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_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;