[PATCH] drm-sis linkage fix

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: Dave Airlie <airlied@linux.ie>
Cc: <stable@kernel.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/char/drm/drm_sman.c b/drivers/char/drm/drm_sman.c
index 425c823..19c81d2 100644
--- a/drivers/char/drm/drm_sman.c
+++ b/drivers/char/drm/drm_sman.c
@@ -162,6 +162,7 @@
 
 	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)