[PATCH] swswsup: return correct load_image error

If there's an error in load_image() we should return that without checking
snapshot_image_loaded.

Signed-off-by: Con Kolivas <kernel@kolivas.org>
Acked-by: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Pavel Machek <pavel@ucw.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>