ath6kl: propagate errors on module setup

This propagates initial platform registration failures and
also HIF initialization failures.

Cc: Naveen Singh <nsingh@atheros.com>
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
4 files changed