diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
index 10f6ce1bc0abc0272cd320d52847cd77c6eb4255..612564ac6f7b45056c944987064270b12208f86e 100644
--- a/drivers/mfd/ucb1x00-core.c
+++ b/drivers/mfd/ucb1x00-core.c
@@ -642,8 +642,6 @@ static void __exit ucb1x00_exit(void)
 module_init(ucb1x00_init);
 module_exit(ucb1x00_exit);
 
-EXPORT_SYMBOL(ucb1x00_class);
-
 EXPORT_SYMBOL(ucb1x00_io_set_dir);
 EXPORT_SYMBOL(ucb1x00_io_write);
 EXPORT_SYMBOL(ucb1x00_io_read);
diff --git a/drivers/mfd/ucb1x00.h b/drivers/mfd/ucb1x00.h
index 6b632644f59a1b1a7c6eb297f24e90389c3567a9..9c9a647d8b7b696fb114786c1b08716727659a54 100644
--- a/drivers/mfd/ucb1x00.h
+++ b/drivers/mfd/ucb1x00.h
@@ -106,8 +106,6 @@ struct ucb1x00_irq {
 	void (*fn)(int, void *);
 };
 
-extern struct class ucb1x00_class;
-
 struct ucb1x00 {
 	spinlock_t		lock;
 	struct mcp		*mcp;