V4L/DVB (10106): gscpa - stv06xx: Fix compilation with kernel tree

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

drivers/media/video/gspca/stv06xx/Makefile

@@ -4,3 +4,6 @@ gspca_stv06xx-objs := stv06xx.o \
 		      stv06xx_vv6410.o \
 		      stv06xx_hdcs.o \
 		      stv06xx_pb0100.o
+
+EXTRA_CFLAGS += -Idrivers/media/video/gspca
+