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88 lines
2.9 KiB
88 lines
2.9 KiB
From fb95b280014de1cc4cb10e5743b83b00817ac7be Mon Sep 17 00:00:00 2001
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From: Alaa Hleihel <ahleihel@redhat.com>
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Date: Mon, 1 Jun 2020 15:40:39 -0400
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Subject: [PATCH 286/312] [netdrv] net/mlx5: Don't maintain a case of
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del_sw_func being null
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Message-id: <20200601154102.25980-17-ahleihel@redhat.com>
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Patchwork-id: 315721
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Patchwork-instance: patchwork
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O-Subject: [RHEL8.3 BZ 1842258 16/39] net/mlx5: Don't maintain a case of del_sw_func being null
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Bugzilla: 1842258 1840408
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RH-Acked-by: Honggang Li <honli@redhat.com>
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RH-Acked-by: Kamal Heib <kheib@redhat.com>
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RH-Acked-by: Marcelo Leitner <mleitner@redhat.com>
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RH-Acked-by: Jarod Wilson <jarod@redhat.com>
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Bugzilla: http://bugzilla.redhat.com/1842258
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Bugzilla: http://bugzilla.redhat.com/1840408
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Upstream: v5.7-rc7
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commit 6eb7a268a99bad8346d4baa148a14456d061c1c3
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Author: Roi Dayan <roid@mellanox.com>
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Date: Mon May 11 16:37:11 2020 +0300
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net/mlx5: Don't maintain a case of del_sw_func being null
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Add del_sw_func cb for root ns. Now there is no need to
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maintain a case of del_sw_func being null when freeing the node.
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Fixes: 2cc43b494a6c ("net/mlx5_core: Managing root flow table")
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Signed-off-by: Roi Dayan <roid@mellanox.com>
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Reviewed-by: Mark Bloch <markb@mellanox.com>
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Reviewed-by: Paul Blakey <paulb@mellanox.com>
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Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
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Signed-off-by: Alaa Hleihel <ahleihel@redhat.com>
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Signed-off-by: Frantisek Hrbata <fhrbata@redhat.com>
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---
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drivers/net/ethernet/mellanox/mlx5/core/fs_core.c | 17 +++++++++--------
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1 file changed, 9 insertions(+), 8 deletions(-)
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diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
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index 6927d9a1c910..6343d5df787d 100644
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--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
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+++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c
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@@ -325,14 +325,10 @@ static void tree_put_node(struct fs_node *node, bool locked)
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if (parent_node) {
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down_write_ref_node(parent_node, locked);
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list_del_init(&node->list);
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- if (node->del_sw_func)
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- node->del_sw_func(node);
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- up_write_ref_node(parent_node, locked);
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- } else if (node->del_sw_func) {
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- node->del_sw_func(node);
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- } else {
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- kfree(node);
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}
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+ node->del_sw_func(node);
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+ if (parent_node)
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+ up_write_ref_node(parent_node, locked);
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node = NULL;
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}
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if (!node && parent_node)
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@@ -2360,6 +2356,11 @@ static int init_root_tree(struct mlx5_flow_steering *steering,
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return 0;
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}
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+static void del_sw_root_ns(struct fs_node *node)
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+{
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+ kfree(node);
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+}
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+
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static struct mlx5_flow_root_namespace
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*create_root_ns(struct mlx5_flow_steering *steering,
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enum fs_flow_table_type table_type)
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@@ -2386,7 +2387,7 @@ static struct mlx5_flow_root_namespace
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ns = &root_ns->ns;
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fs_init_namespace(ns);
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mutex_init(&root_ns->chain_lock);
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- tree_init_node(&ns->node, NULL, NULL);
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+ tree_init_node(&ns->node, NULL, del_sw_root_ns);
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tree_add_node(&ns->node, NULL);
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return root_ns;
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--
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2.13.6
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