[PATCH] net/mlx5e: Fix memleak in mlx5e_create_l2_table_groups

[Dinghao Liu]

When mlx5_create_flow_group() fails, ft->g should be
freed just like when kvzalloc() fails. The caller of
mlx5e_create_l2_table_groups() does not catch this
issue on failure, which leads to memleak.

Signed-off-by: Dinghao Liu <dinghao....@zju.edu.cn>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_fs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c 
b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
index fa8149f6eb08..72de1009b104 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_fs.c
@@ -1390,6 +1390,7 @@ static int mlx5e_create_l2_table_groups(struct 
mlx5e_l2_table *l2_table)
        ft->g[ft->num_groups] = NULL;
        mlx5e_destroy_groups(ft);
        kvfree(in);
+       kfree(ft->g);
 
        return err;
 }
-- 
2.17.1