V4L/DVB (9286): gspca: Compilation problem of gspca.c and the kernel version.

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/gspca.c b/drivers/media/video/gspca/gspca.c
index 277244b..e48fbfc 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -21,6 +21,7 @@
 #define MODULE_NAME "gspca"
 
 #include <linux/init.h>
+#include <linux/version.h>
 #include <linux/fs.h>
 #include <linux/vmalloc.h>
 #include <linux/sched.h>