[PATCH] WATCHDOG: sc1200wdt.c pnp unregister fix.

[PATCH] WATCHDOG: sc1200wdt.c pnp unregister fix.

(backport from 2.6-stable)

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: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
For 2.4 backport :
Acked-by: Wim Van Sebroeck <wim@iguana.be>