Fix http://bugzilla.kernel.org/show_bug.cgi?id=7606

WARNING: "drm_sman_set_manager" [drivers/char/drm/sis.ko] undefined!

Cc: <daniel-silveira@gee.inatel.br>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Dave Airlie <airlied@linux.ie>

drivers/char/drm/drm_sman.c

@@ -162,6 +162,7 @@ drm_sman_set_manager(drm_sman_t * sman, unsigned int manager,
 
 	return 0;
 }
+EXPORT_SYMBOL(drm_sman_set_manager);
 
 static drm_owner_item_t *drm_sman_get_owner_item(drm_sman_t * sman,
 						 unsigned long owner)