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net/mlx5e: Fix modify header actions memory leak 

Modify header actions are allocated during parse tc actions and only
freed during the flow creation, however, on error flow the allocated
memory is wrongly unfreed.

Fix this by calling dealloc_mod_hdr_actions in __mlx5e_add_fdb_flow
and mlx5e_add_nic_flow error flow.

Fixes: d7e75a325c ("net/mlx5e: Add offloading of E-Switch TC pedit (header re-write) actions")
Fixes: 2f4fe4cab0 ("net/mlx5e: Add offloading of NIC TC pedit (header re-write) actions")
Signed-off-by: Maor Dickman <maord@nvidia.com>
Reviewed-by: Paul Blakey <paulb@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Maor Dickman 2020-09-30 16:31:11 +03:00 committed by Saeed Mahameed
parent 9621618130
commit e68e28b4a9
1 changed files with 2 additions and 0 deletions
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2
drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
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@ -4658,6 +4658,7 @@ __mlx5e_add_fdb_flow(struct mlx5e_priv *priv,
return flow;
err_free:
dealloc_mod_hdr_actions(&parse_attr->mod_hdr_acts);
mlx5e_flow_put(priv, flow);
out:
return ERR_PTR(err);
@ -4802,6 +4803,7 @@ mlx5e_add_nic_flow(struct mlx5e_priv *priv,
return 0;
err_free:
dealloc_mod_hdr_actions(&parse_attr->mod_hdr_acts);
mlx5e_flow_put(priv, flow);
out:
return err;