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Several response handlers return EBUSY if the data corresponding to the command/response pair is already set. There is no reason to return an error here; the channel is advertising something as enabled because we told it to enable it, and it's possible that the feature has been enabled previously. Signed-off-by: Samuel Mendoza-Jonas <sam@mendozajonas.com> Signed-off-by: David S. Miller <davem@davemloft.net>