[PATCH] powerpc: tidy-up of_register_driver()/driver_register() return values
Remove the assumption that driver_register() returns the number of devices bound to the driver. In fact, it returns zero for success or a negative error value. Nobody uses the return value of of_register_driver() anyway. Signed-off-by: NBjorn Helgaas <bjorn.helgaas@hp.com> Acked-by: NBenjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NPaul Mackerras <paulus@samba.org>
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