[PATCH] dvb: DST: fix a bug in the module parameter

fix a bug in the module parameter (Dominique Dumont)

Signed-off-by: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>