[PATCH] mailbox: add MODULE_LICENSE() for mtk-cmdq-mailbox.c

[Randy Dunlap]

From: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>

Fix missing MODULE_LICENSE() in mtk-cmdq-mailbox.c:

WARNING: modpost: missing MODULE_LICENSE() in drivers/mailbox/mtk-cmdq-mailbox.o

Signed-off-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: Jassi Brar <jassisinghbrar@xxxxxxxxx>
Cc: <linux-mediatek@xxxxxxxxxxxxxxxxxxx>
Cc: CK Hu <ck.hu@xxxxxxxxxxxx>
Cc: Houlong Wei <houlong.wei@xxxxxxxxxxxx>
---
 drivers/mailbox/mtk-cmdq-mailbox.c |    2 ++
 1 file changed, 2 insertions(+)

--- linux-next-20180807.orig/drivers/mailbox/mtk-cmdq-mailbox.c
+++ linux-next-20180807/drivers/mailbox/mtk-cmdq-mailbox.c
@@ -567,3 +567,5 @@ static void __exit cmdq_drv_exit(void)
 
 subsys_initcall(cmdq_drv_init);
 module_exit(cmdq_drv_exit);
+
+MODULE_LICENSE("GPL v2");