This is a note to let you know that I've just added the patch titled
Revert "net/mlx5e: fix double free of encap_header"
to the 5.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
revert-net-mlx5e-fix-double-free-of-encap_header.patch
and it can be found in the queue-5.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit c7e683aaaf6e3037be820c297419395bc80ebdc8
Author: Vlad Buslov <vladbu@xxxxxxxxxx>
Date: Tue Nov 21 13:52:28 2023 +0100
Revert "net/mlx5e: fix double free of encap_header"
[ Upstream commit 5d089684dc434a31e08d32f0530066d0025c52e4 ]
This reverts commit 6f9b1a0731662648949a1c0587f6acb3b7f8acf1.
This patch is causing a null ptr issue, the proper fix is in the next
patch.
Fixes: 6f9b1a073166 ("net/mlx5e: fix double free of encap_header")
Signed-off-by: Vlad Buslov <vladbu@xxxxxxxxxx>
Signed-off-by: Saeed Mahameed <saeedm@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
index 05bcd69994eca..90930e54b6f28 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun.c
@@ -267,6 +267,9 @@ int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv,
if (err)
goto destroy_neigh_entry;
+ e->encap_size = ipv4_encap_size;
+ e->encap_header = encap_header;
+
if (!(nud_state & NUD_VALID)) {
neigh_event_send(n, NULL);
/* the encap entry will be made valid on neigh update event
@@ -283,8 +286,6 @@ int mlx5e_tc_tun_create_header_ipv4(struct mlx5e_priv *priv,
goto destroy_neigh_entry;
}
- e->encap_size = ipv4_encap_size;
- e->encap_header = encap_header;
e->flags |= MLX5_ENCAP_ENTRY_VALID;
mlx5e_rep_queue_neigh_stats_work(netdev_priv(out_dev));
mlx5e_route_lookup_ipv4_put(route_dev, n);
@@ -430,6 +431,9 @@ int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv,
if (err)
goto destroy_neigh_entry;
+ e->encap_size = ipv6_encap_size;
+ e->encap_header = encap_header;
+
if (!(nud_state & NUD_VALID)) {
neigh_event_send(n, NULL);
/* the encap entry will be made valid on neigh update event
@@ -447,8 +451,6 @@ int mlx5e_tc_tun_create_header_ipv6(struct mlx5e_priv *priv,
goto destroy_neigh_entry;
}
- e->encap_size = ipv6_encap_size;
- e->encap_header = encap_header;
e->flags |= MLX5_ENCAP_ENTRY_VALID;
mlx5e_rep_queue_neigh_stats_work(netdev_priv(out_dev));
mlx5e_route_lookup_ipv6_put(route_dev, n);
