[PATCH] Driver core: class_device_add needs error checks
class_device_add needs to check the return value of all the setup it does. It doesn't handle out of memory well. This is not complete, probably more needs to be done. Signed-off-by: NStephen Hemminger <shemminger@osdl.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>
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