diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c
index f39b00a..1052340 100644
--- a/drivers/edac/mpc85xx_edac.c
+++ b/drivers/edac/mpc85xx_edac.c
@@ -336,6 +336,7 @@
 	},
 	{},
 };
+MODULE_DEVICE_TABLE(of, mpc85xx_pci_err_of_match);
 
 static struct of_platform_driver mpc85xx_pci_err_driver = {
 	.probe = mpc85xx_pci_err_probe,
@@ -650,6 +651,7 @@
 	{ .compatible = "fsl,p2020-l2-cache-controller", },
 	{},
 };
+MODULE_DEVICE_TABLE(of, mpc85xx_l2_err_of_match);
 
 static struct of_platform_driver mpc85xx_l2_err_driver = {
 	.probe = mpc85xx_l2_err_probe,
@@ -1126,6 +1128,7 @@
 	{ .compatible = "fsl,p2020-memory-controller", },
 	{},
 };
+MODULE_DEVICE_TABLE(of, mpc85xx_mc_err_of_match);
 
 static struct of_platform_driver mpc85xx_mc_err_driver = {
 	.probe = mpc85xx_mc_err_probe,
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 3ca3654..4e51fe3 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -893,10 +893,12 @@
 void gpio_unexport(unsigned gpio)
 {
 	struct gpio_desc	*desc;
-	int			status = -EINVAL;
+	int			status = 0;
 
-	if (!gpio_is_valid(gpio))
+	if (!gpio_is_valid(gpio)) {
+		status = -EINVAL;
 		goto done;
+	}
 
 	mutex_lock(&sysfs_lock);
 
@@ -911,7 +913,6 @@
 			clear_bit(FLAG_EXPORT, &desc->flags);
 			put_device(dev);
 			device_unregister(dev);
-			status = 0;
 		} else
 			status = -ENODEV;
 	}
diff --git a/drivers/rtc/rtc-rx8581.c b/drivers/rtc/rtc-rx8581.c
index 9718aaa..600b890 100644
--- a/drivers/rtc/rtc-rx8581.c
+++ b/drivers/rtc/rtc-rx8581.c
@@ -168,7 +168,7 @@
 		return -EIO;
 	}
 
-	err = i2c_smbus_write_byte_data(client, RX8581_REG_FLAG,
+	err = i2c_smbus_write_byte_data(client, RX8581_REG_CTRL,
 		(data | RX8581_CTRL_STOP));
 	if (err < 0) {
 		dev_err(&client->dev, "Unable to write control register\n");
@@ -182,6 +182,20 @@
 		return -EIO;
 	}
 
+	/* get VLF and clear it */
+	data = i2c_smbus_read_byte_data(client, RX8581_REG_FLAG);
+	if (data < 0) {
+		dev_err(&client->dev, "Unable to read flag register\n");
+		return -EIO;
+	}
+
+	err = i2c_smbus_write_byte_data(client, RX8581_REG_FLAG,
+		(data & ~(RX8581_FLAG_VLF)));
+	if (err != 0) {
+		dev_err(&client->dev, "Unable to write flag register\n");
+		return -EIO;
+	}
+
 	/* Restart the clock */
 	data = i2c_smbus_read_byte_data(client, RX8581_REG_CTRL);
 	if (data < 0) {
@@ -189,8 +203,8 @@
 		return -EIO;
 	}
 
-	err = i2c_smbus_write_byte_data(client, RX8581_REG_FLAG,
-		(data | ~(RX8581_CTRL_STOP)));
+	err = i2c_smbus_write_byte_data(client, RX8581_REG_CTRL,
+		(data & ~(RX8581_CTRL_STOP)));
 	if (err != 0) {
 		dev_err(&client->dev, "Unable to write control register\n");
 		return -EIO;
diff --git a/kernel/module.c b/kernel/module.c
index 5d2d281..6c56282 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -787,7 +787,6 @@
 
 	/* Store the name of the last unloaded module for diagnostic purposes */
 	strlcpy(last_unloaded_module, mod->name, sizeof(last_unloaded_module));
-	ddebug_remove_module(mod->name);
 
 	free_module(mod);
 	return 0;
@@ -1550,6 +1549,9 @@
 	remove_sect_attrs(mod);
 	mod_kobject_remove(mod);
 
+	/* Remove dynamic debug info */
+	ddebug_remove_module(mod->name);
+
 	/* Arch-specific cleanup. */
 	module_arch_cleanup(mod);