1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/regulator/wm831x-isink.c b/drivers/regulator/wm831x-isink.c
index 48857008758c..6c446cd6ad54 100644
--- a/drivers/regulator/wm831x-isink.c
+++ b/drivers/regulator/wm831x-isink.c
@@ -19,6 +19,7 @@
 #include <linux/i2c.h>
 #include <linux/platform_device.h>
 #include <linux/regulator/driver.h>
+#include <linux/slab.h>
 
 #include <linux/mfd/wm831x/core.h>
 #include <linux/mfd/wm831x/regulator.h>
@@ -222,6 +223,8 @@ static __devexit int wm831x_isink_remove(struct platform_device *pdev)
         struct wm831x_isink *isink = platform_get_drvdata(pdev);
         struct wm831x *wm831x = isink->wm831x;
 
+        platform_set_drvdata(pdev, NULL);
+
         wm831x_free_irq(wm831x, platform_get_irq(pdev, 0), isink);
 
         regulator_unregister(isink->regulator);
@@ -235,6 +238,7 @@ static struct platform_driver wm831x_isink_driver = {
         .remove = __devexit_p(wm831x_isink_remove),
         .driver         = {
                 .name   = "wm831x-isink",
+                .owner  = THIS_MODULE,
         },
 };