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-rw-r--r--drivers/input/evdev.c6
-rw-r--r--drivers/input/joydev.c3
-rw-r--r--drivers/input/mousedev.c3
-rw-r--r--include/linux/input.h5
4 files changed, 9 insertions, 8 deletions
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index 99562cee827e..b32984bc516f 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -124,6 +124,7 @@ static void evdev_free(struct device *dev)
{
struct evdev *evdev = container_of(dev, struct evdev, dev);
+ input_put_device(evdev->handle.dev);
kfree(evdev);
}
@@ -853,9 +854,6 @@ static void evdev_cleanup(struct evdev *evdev)
evdev_hangup(evdev);
evdev_remove_chrdev(evdev);
- if (evdev->grab)
- evdev_ungrab(evdev, evdev->grab);
-
/* evdev is marked dead so no one else accesses evdev->open */
if (evdev->open) {
input_flush_device(handle, NULL);
@@ -896,7 +894,7 @@ static int evdev_connect(struct input_handler *handler, struct input_dev *dev,
evdev->exist = 1;
evdev->minor = minor;
- evdev->handle.dev = dev;
+ evdev->handle.dev = input_get_device(dev);
evdev->handle.name = evdev->name;
evdev->handle.handler = handler;
evdev->handle.private = evdev;
diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index 22b2789ef58a..65d7077a75a1 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -171,6 +171,7 @@ static void joydev_free(struct device *dev)
{
struct joydev *joydev = container_of(dev, struct joydev, dev);
+ input_put_device(joydev->handle.dev);
kfree(joydev);
}
@@ -750,7 +751,7 @@ static int joydev_connect(struct input_handler *handler, struct input_dev *dev,
joydev->minor = minor;
joydev->exist = 1;
- joydev->handle.dev = dev;
+ joydev->handle.dev = input_get_device(dev);
joydev->handle.name = joydev->name;
joydev->handle.handler = handler;
joydev->handle.private = joydev;
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index bbbe5e81adc1..b989748598ae 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -414,6 +414,7 @@ static void mousedev_free(struct device *dev)
{
struct mousedev *mousedev = container_of(dev, struct mousedev, dev);
+ input_put_device(mousedev->handle.dev);
kfree(mousedev);
}
@@ -865,7 +866,7 @@ static struct mousedev *mousedev_create(struct input_dev *dev,
mousedev->minor = minor;
mousedev->exist = 1;
- mousedev->handle.dev = dev;
+ mousedev->handle.dev = input_get_device(dev);
mousedev->handle.name = mousedev->name;
mousedev->handle.handler = handler;
mousedev->handle.private = mousedev;
diff --git a/include/linux/input.h b/include/linux/input.h
index 1bdc39a8c76c..cae2c35d1206 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -1227,12 +1227,13 @@ void input_free_device(struct input_dev *dev);
static inline struct input_dev *input_get_device(struct input_dev *dev)
{
- return to_input_dev(get_device(&dev->dev));
+ return dev ? to_input_dev(get_device(&dev->dev)) : NULL;
}
static inline void input_put_device(struct input_dev *dev)
{
- put_device(&dev->dev);
+ if (dev)
+ put_device(&dev->dev);
}
static inline void *input_get_drvdata(struct input_dev *dev)