net/mlx5e: Fix free peer_flow when refcount is 0
authorRoi Dayan <roid@mellanox.com>
Mon, 2 Dec 2019 17:19:47 +0000 (19:19 +0200)
committerSaeed Mahameed <saeedm@mellanox.com>
Thu, 5 Dec 2019 21:02:12 +0000 (13:02 -0800)
commiteb252c3a24fc5856fa62140c2f8269ddce6ce4e5
treec0420f8b98038d28c1dd5517ff88ab4c735af8ba
parenta23dae79fb6555c808528707c6389345d0b0c189
net/mlx5e: Fix free peer_flow when refcount is 0

It could be neigh update flow took a refcount on peer flow so
sometimes we cannot release peer flow even if parent flow is
being freed now.

Fixes: 5a7e5bcb663d ("net/mlx5e: Extend tc flow struct with reference counter")
Signed-off-by: Roi Dayan <roid@mellanox.com>
Reviewed-by: Eli Britstein <elibr@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
drivers/net/ethernet/mellanox/mlx5/core/en_tc.c