From bab6a9eac05360db25c81b0090f6b1195dd986cc Mon Sep 17 00:00:00 2001 From: Yan Burman Date: Tue, 2 Apr 2013 16:49:45 +0300 Subject: [PATCH] net/mlx4_en: Fix setting initial MAC address Commit 6bbb6d9 "net/mlx4_en: Optimize Rx fast path filter checks" introduced a regression under which the MAC address read from the card was not converted correctly (the most significant byte was not handled), fix that. Reviewed-by: Or Gerlitz Signed-off-by: Yan Burman Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index f278b10..30d78f8 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -411,8 +411,8 @@ static int mlx4_en_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) static void mlx4_en_u64_to_mac(unsigned char dst_mac[ETH_ALEN + 2], u64 src_mac) { - unsigned int i; - for (i = ETH_ALEN - 1; i; --i) { + int i; + for (i = ETH_ALEN - 1; i >= 0; --i) { dst_mac[i] = src_mac & 0xff; src_mac >>= 8; } -- 2.7.4