The error return from a call to mlx5_flow_namespace_set_peer is not
being assigned to variable err and hence the error check following
the call is currently not working. Fix this by assigning ret as
intended.
Addresses-Coverity: ("Logically dead code") Fixes: 8463daf17e80 ("net/mlx5: Add support to use SMFS in switchdev mode") Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>