diff --git a/drivers/staging/greybus/raw.c b/drivers/staging/greybus/raw.c
index d93d052..3be96db 100644
--- a/drivers/staging/greybus/raw.c
+++ b/drivers/staging/greybus/raw.c
@@ -364,6 +364,7 @@
 	gb_protocol_deregister(&raw_protocol);
 	unregister_chrdev_region(MKDEV(raw_major, 0), NUM_MINORS);
 	class_destroy(raw_class);
+	ida_destroy(&minors);
 }
 module_exit(raw_exit);
 
diff --git a/drivers/staging/greybus/uart.c b/drivers/staging/greybus/uart.c
index e2a456f..3932f86 100644
--- a/drivers/staging/greybus/uart.c
+++ b/drivers/staging/greybus/uart.c
@@ -761,6 +761,7 @@
 {
 	tty_unregister_driver(gb_tty_driver);
 	put_tty_driver(gb_tty_driver);
+	idr_destroy(&tty_minors);
 }
 
 static struct gb_protocol uart_protocol = {
diff --git a/drivers/staging/greybus/vibrator.c b/drivers/staging/greybus/vibrator.c
index 20f09bb..62b3552 100644
--- a/drivers/staging/greybus/vibrator.c
+++ b/drivers/staging/greybus/vibrator.c
@@ -190,6 +190,7 @@
 {
 	gb_protocol_deregister(&vibrator_protocol);
 	class_unregister(&vibrator_class);
+	ida_destroy(&minors);
 }
 module_exit(protocol_exit);