V4L/DVB (6106): dvb_frontend: Default for dvb_shutdown_timeout set to 0

Default for dvb_shutdown_timeout set to 0.
dvb_shutdown_timeout > 0 is used for debugging only.
Signed-off-by: Oliver Endriss <o.endriss@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

drivers/media/dvb/dvb-core/dvb_frontend.c

@@ -42,7 +42,7 @@
 #include "dvbdev.h"
 
 static int dvb_frontend_debug;
-static int dvb_shutdown_timeout = 5;
+static int dvb_shutdown_timeout;
 static int dvb_force_auto_inversion;
 static int dvb_override_tune_delay;
 static int dvb_powerdown_on_sleep = 1;