diff --git a/drivers/bus/mhi/core/mhi_init.c b/drivers/bus/mhi/core/mhi_init.c
index 8d5005a38c3f..8e3a5861f4ae 100644
--- a/drivers/bus/mhi/core/mhi_init.c
+++ b/drivers/bus/mhi/core/mhi_init.c
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0-only
-/* Copyright (c) 2018-2019, The Linux Foundation. All rights reserved. */
+/* Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. */
 
 #include <linux/debugfs.h>
 #include <linux/device.h>
@@ -946,6 +946,7 @@ int mhi_device_configure(struct mhi_device *mhi_dev,
 
 	return 0;
 }
+EXPORT_SYMBOL(mhi_device_configure);
 
 static int of_parse_ev_cfg(struct mhi_controller *mhi_cntrl,
 			   struct device_node *of_node)
diff --git a/drivers/bus/mhi/devices/mhi_netdev.c b/drivers/bus/mhi/devices/mhi_netdev.c
index 6a2ba4b67061..bcd5065cce68 100644
--- a/drivers/bus/mhi/devices/mhi_netdev.c
+++ b/drivers/bus/mhi/devices/mhi_netdev.c
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0-only
-/* Copyright (c) 2018-2019, The Linux Foundation. All rights reserved.*/
+/* Copyright (c) 2018-2020, The Linux Foundation. All rights reserved.*/
 
 #include <linux/module.h>
 #include <linux/kernel.h>
@@ -948,7 +948,7 @@ static void mhi_netdev_remove(struct mhi_device *mhi_dev)
 		debugfs_remove_recursive(mhi_netdev->dentry);
 }
 
-static int mhi_netdev_match(struct device *dev, void *data)
+static int mhi_netdev_match(struct device *dev, const void *data)
 {
 	/* if phandle dt == device dt, we found a match */
 	return (dev->of_node == data);
@@ -1131,13 +1131,13 @@ static int __init mhi_netdev_init(void)
 }
 module_init(mhi_netdev_init);
 
-static int __exit mhi_netdev_exit(void)
+static void __exit mhi_netdev_exit(void)
 {
 	debugfs_remove_recursive(dentry);
 
 	mhi_driver_unregister(&mhi_netdev_driver);
 }
-module_init(mhi_netdev_exit);
+module_exit(mhi_netdev_exit);
 
 MODULE_DESCRIPTION("MHI NETDEV Network Interface");
 MODULE_LICENSE("GPL v2");
diff --git a/drivers/bus/mhi/devices/mhi_satellite.c b/drivers/bus/mhi/devices/mhi_satellite.c
index faecf9f3f2d8..f7c6c07c30ab 100644
--- a/drivers/bus/mhi/devices/mhi_satellite.c
+++ b/drivers/bus/mhi/devices/mhi_satellite.c
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: GPL-2.0-only
-/* Copyright (c) 2019, The Linux Foundation. All rights reserved.*/
+/* Copyright (c) 2019-2020, The Linux Foundation. All rights reserved.*/
 
 #include <linux/async.h>
 #include <linux/device.h>
@@ -1201,6 +1201,7 @@ module_init(mhi_sat_init);
 static void __exit mhi_sat_exit(void)
 {
 	struct mhi_sat_subsys *subsys;
+	int i;
 
 	unregister_rpmsg_driver(&mhi_sat_rpmsg_driver);