V4L/DVB (10370): gspca - main: Have 3 URBs instead of 2 for ISOC transfers.

Signed-off-by: NJean-Francois Moine <moinejf@free.fr>
Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/gspca/gspca.c

@@ -38,7 +38,10 @@
 #include "gspca.h"
 
 /* global values */
-#define DEF_NURBS 2		/* default number of URBs */
+#define DEF_NURBS 3		/* default number of URBs */
+#if DEF_NURBS > MAX_NURBS
+#error "DEF_NURBS too big"
+#endif
 
 MODULE_AUTHOR("Jean-Francois Moine <http://moinejf.free.fr>");
 MODULE_DESCRIPTION("GSPCA USB Camera Driver");