[WATCHDOG] sc1200wdt.c pnp unregister fix.
If no devices found or invalid parameter is specified, scl200wdt_pnp_driver is left unregistered. It breaks global list of pnp drivers. Signed-off-by: NAkinobu Mita <akinobu.mita@gmail.com> Signed-off-by: NWim Van Sebroeck <wim@iguana.be> Signed-off-by: NAndrew Morton <akpm@osdl.org>
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