From: Eyal Perry <eyalpe@mellanox.com>
Date: Wed, 14 May 2014 09:15:16 +0000 (+0300)
Subject: net/mlx4_en: Using positive error value for unsigned
X-Git-Tag: v4.14-rc1~7383^2~227^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c3ca5205e67cfbb0022f004a4036351f90637171;p=platform%2Fkernel%2Flinux-rpi.git

net/mlx4_en: Using positive error value for unsigned

Using a positive value for error: MLX4_NET_TRANS_RULE_NUM instead
of -EPROTONOSUPPORT, to remove compilation warning.

Signed-off-by: Eyal Perry <eyalpe@mellanox.com>
Signed-off-by: Amir Vadai <amirv@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 8e8fb69..58209bd 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -130,7 +130,7 @@ static enum mlx4_net_trans_rule_id mlx4_ip_proto_to_trans_rule_id(u8 ip_proto)
 	case IPPROTO_TCP:
 		return MLX4_NET_TRANS_RULE_ID_TCP;
 	default:
-		return -EPROTONOSUPPORT;
+		return MLX4_NET_TRANS_RULE_NUM;
 	}
 };
 
@@ -177,7 +177,7 @@ static void mlx4_en_filter_work(struct work_struct *work)
 	int rc;
 	__be64 mac_mask = cpu_to_be64(MLX4_MAC_MASK << 16);
 
-	if (spec_tcp_udp.id < 0) {
+	if (spec_tcp_udp.id >= MLX4_NET_TRANS_RULE_NUM) {
 		en_warn(priv, "RFS: ignoring unsupported ip protocol (%d)\n",
 			filter->ip_proto);
 		goto ignore;