mlxsw: spectrum_router: Create common function for fib_entry_type_unset() code

mlxsw_sp_fib4_entry_type_unset() is not specific for IPv4 FIB entry,
move the code to mlxsw_sp_fib_entry_type_unset(), and call this function
from mlxsw_sp_fib4_entry_type_unset() so then it will be used for IPv6
also.
Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c

@@ -6069,8 +6069,8 @@ mlxsw_sp_fib4_entry_type_set(struct mlxsw_sp *mlxsw_sp,
 }
 
 static void
-mlxsw_sp_fib4_entry_type_unset(struct mlxsw_sp *mlxsw_sp,
-			       struct mlxsw_sp_fib_entry *fib_entry)
+mlxsw_sp_fib_entry_type_unset(struct mlxsw_sp *mlxsw_sp,
+			      struct mlxsw_sp_fib_entry *fib_entry)
 {
 	switch (fib_entry->type) {
 	case MLXSW_SP_FIB_ENTRY_TYPE_IPIP_DECAP:
@@ -6081,6 +6081,13 @@ mlxsw_sp_fib4_entry_type_unset(struct mlxsw_sp *mlxsw_sp,
 	}
 }
 
+static void
+mlxsw_sp_fib4_entry_type_unset(struct mlxsw_sp *mlxsw_sp,
+			       struct mlxsw_sp_fib4_entry *fib4_entry)
+{
+	mlxsw_sp_fib_entry_type_unset(mlxsw_sp, &fib4_entry->common);
+}
+
 static struct mlxsw_sp_fib4_entry *
 mlxsw_sp_fib4_entry_create(struct mlxsw_sp *mlxsw_sp,
 			   struct mlxsw_sp_fib_node *fib_node,
@@ -6141,7 +6148,7 @@ static void mlxsw_sp_fib4_entry_destroy(struct mlxsw_sp *mlxsw_sp,
 	struct mlxsw_sp_fib_node *fib_node = fib4_entry->common.fib_node;
 
 	fib_info_put(fib4_entry->fi);
-	mlxsw_sp_fib4_entry_type_unset(mlxsw_sp, &fib4_entry->common);
+	mlxsw_sp_fib4_entry_type_unset(mlxsw_sp, fib4_entry);
 	mlxsw_sp_nexthop_group_vr_unlink(fib4_entry->common.nh_group,
 					 fib_node->fib);
 	mlxsw_sp_nexthop4_group_put(mlxsw_sp, &fib4_entry->common);