From: Mark Bloch <mbloch@nvidia.com>
Date: Tue, 22 Mar 2022 12:58:02 +0000
Subject: net/mlx5: fs, an FTE should have no dests when deleted
Patch-mainline: v5.19-rc1
Git-commit: 3a09fae035c879c7ae8e5e154d7b03ddf0de5f20
References: jsc#PED-1549
When deleting an FTE it should have no dests, which means
fte->dests_size should be 0. Add a WARN_ON() to catch bugs
where the proper tracking wasn't done.
Signed-off-by: Mark Bloch <mbloch@nvidia.com>
Reviewed-by: Maor Gottlieb <maorg@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/mellanox/mlx5/core/fs_core.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
@@ -605,6 +605,7 @@ static void del_hw_fte(struct fs_node *n
fs_get_obj(ft, fg->node.parent);
trace_mlx5_fs_del_fte(fte);
+ WARN_ON(fte->dests_size);
dev = get_dev(&ft->node);
root = find_root(&ft->node);
if (node->active) {