From: Maor Gottlieb maorg@nvidia.com
commit b645e57debca846f51b3209907546ea857ddd3f5 upstream.
Add missing call to up_write_ref_node() which releases the semaphore in case the FTE doesn't have destinations, such in drop rule case.
Fixes: 465e7baab6d9 ("net/mlx5: Fix deletion of duplicate rules") Signed-off-by: Maor Gottlieb maorg@nvidia.com Reviewed-by: Mark Bloch mbloch@nvidia.com Signed-off-by: Saeed Mahameed saeedm@nvidia.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/ethernet/mellanox/mlx5/core/fs_core.c | 2 ++ 1 file changed, 2 insertions(+)
--- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -1947,6 +1947,8 @@ void mlx5_del_flow_rules(struct mlx5_flo fte->node.del_hw_func = NULL; up_write_ref_node(&fte->node, false); tree_put_node(&fte->node, false); + } else { + up_write_ref_node(&fte->node, false); } kfree(handle); }