net/mlx5e: Avoid unbounded peer devices when unpairing TC hairpin rules
If the peer device was already unbound, then do not attempt to modify it's resources, otherwise we will crash on dereferencing non-existing device. Fixes: 5c65c564 ("net/mlx5e: Support offloading TC NIC hairpin flows") Signed-off-by: NAlaa Hleihel <alaa@mellanox.com> Reviewed-by: NOr Gerlitz <ogerlitz@mellanox.com> Signed-off-by: NSaeed Mahameed <saeedm@mellanox.com>
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