Thread (9 messages) flat view 9 messages, 4 authors, 2012-08-03
STALE5124d

[PATCH 2/4] net/mlx4_en: loopbacked packets are dropped when SMAC=DMAC

From: Yevgeny Petrilin <hidden>
Date: 2012-08-02 15:31:07
Subsystem: mellanox ethernet driver (mlx4_en), mellanox mlx4 core vpi driver, networking drivers, the rest · Maintainers: Tariq Toukan, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

From: Amir Vadai <redacted>

Should NOT check SMAC=DMAC when:
1. loopback is turned on
2. validate_loopback is true.

Fixed it accordingly.

Signed-off-by: Amir Vadai <redacted>
---
 drivers/net/ethernet/mellanox/mlx4/en_rx.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index f32e703..5aba5ec 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -614,8 +614,8 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud
 		/* If source MAC is equal to our own MAC and not performing
 		 * the selftest or flb disabled - drop the packet */
 		if (s_mac == priv->mac &&
-			(!(dev->features & NETIF_F_LOOPBACK) ||
-			 !priv->validate_loopback))
+		    !((dev->features & NETIF_F_LOOPBACK) ||
+		      priv->validate_loopback))
 			goto next;
 
 		/*
-- 
1.7.7
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