ide/legacy/buddha.c: add MODULE_LICENSE

Now that it can be built modular it needs a MODULE_LICENSE.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Cc: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/legacy/buddha.c b/drivers/ide/legacy/buddha.c
index 50ffa87..fdd3791 100644
--- a/drivers/ide/legacy/buddha.c
+++ b/drivers/ide/legacy/buddha.c
@@ -241,3 +241,5 @@
 }
 
 module_init(buddha_init);
+
+MODULE_LICENSE("GPL");