staging: tidspbridge: remove io_init() and io_exit()
The io module has a io_init() and a io_exit() whose only purpose is to keep a reference counting which is not used at all. This patch removes these functions and the reference count variable. There is no functional changes. Signed-off-by: NVíctor Manuel Jáquez Leal <vjaquez@igalia.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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