From: Mark Bloch <markb@mellanox.com>
Date: Tue, 28 Aug 2018 14:18:40 +0300
Subject: net/mlx5: Cleanup flow namespace getter switch logic
Patch-mainline: v4.20-rc1
Git-commit: 2226dcb424bf0641f9ee61b1209e0bb4e5db5b94
References: bsc#1103990 FATE#326006

Refactor the switch logic so it's simpler to follow and understand.

Signed-off-by: Mark Bloch <markb@mellanox.com>
Reviewed-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/mellanox/mlx5/core/fs_core.c |   24 +++++-----------------
 1 file changed, 6 insertions(+), 18 deletions(-)

--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -1989,40 +1989,28 @@ struct mlx5_flow_namespace *mlx5_get_flo
 		return NULL;
 
 	switch (type) {
-	case MLX5_FLOW_NAMESPACE_BYPASS:
-	case MLX5_FLOW_NAMESPACE_LAG:
-	case MLX5_FLOW_NAMESPACE_OFFLOADS:
-	case MLX5_FLOW_NAMESPACE_ETHTOOL:
-	case MLX5_FLOW_NAMESPACE_KERNEL:
-	case MLX5_FLOW_NAMESPACE_LEFTOVERS:
-	case MLX5_FLOW_NAMESPACE_ANCHOR:
-		prio = type;
-		break;
 	case MLX5_FLOW_NAMESPACE_FDB:
 		if (steering->fdb_root_ns)
 			return &steering->fdb_root_ns->ns;
-		else
-			return NULL;
+		return NULL;
 	case MLX5_FLOW_NAMESPACE_SNIFFER_RX:
 		if (steering->sniffer_rx_root_ns)
 			return &steering->sniffer_rx_root_ns->ns;
-		else
-			return NULL;
+		return NULL;
 	case MLX5_FLOW_NAMESPACE_SNIFFER_TX:
 		if (steering->sniffer_tx_root_ns)
 			return &steering->sniffer_tx_root_ns->ns;
-		else
-			return NULL;
+		return NULL;
 	case MLX5_FLOW_NAMESPACE_EGRESS:
 		if (steering->egress_root_ns)
 			return &steering->egress_root_ns->ns;
-		else
-			return NULL;
-	default:
 		return NULL;
+	default:
+		break;
 	}
 
 	root_ns = steering->root_ns;
+	prio = type;
 	if (!root_ns)
 		return NULL;