V4L/DVB (11710): gspca - main: Webcams cannot do both isoc and bulk image transfers.

Let the subdrivers to set the 'image transfer by bulk' flag.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/gspca/sq905.c b/drivers/media/video/gspca/sq905.c
index 2e1cdf0..715a68f 100644
--- a/drivers/media/video/gspca/sq905.c
+++ b/drivers/media/video/gspca/sq905.c
@@ -309,6 +309,7 @@
 	struct sd *dev = (struct sd *) gspca_dev;
 
 	/* We don't use the buffer gspca allocates so make it small. */
+	cam->bulk = 1;
 	cam->bulk_size = 64;
 
 	INIT_WORK(&dev->work_struct, sq905_dostream);