@@ -68,6 +68,10 @@ static ssize_t show_protocols(struct device *d,
char *tmp = buf;
int i;
+ /* Device is being removed */
+ if (!ir_dev)
+ return -EINVAL;
+
if (ir_dev->props->driver_type == RC_DRIVER_SCANCODE) {
enabled = ir_dev->rc_tab.ir_type;
allowed = ir_dev->props->allowed_protos;
@@ -122,6 +126,10 @@ static ssize_t store_protocols(struct device *d,
int rc, i, count = 0;
unsigned long flags;
+ /* Device is being removed */
+ if (!ir_dev)
+ return -EINVAL;
+
if (ir_dev->props && ir_dev->props->driver_type == RC_DRIVER_SCANCODE)
type = ir_dev->rc_tab.ir_type;
else
@@ -305,6 +313,7 @@ void ir_unregister_class(struct input_dev *input_dev)
{
struct ir_input_dev *ir_dev = input_get_drvdata(input_dev);
+ input_set_drvdata(input_dev, NULL);
clear_bit(ir_dev->devno, &ir_core_dev_number);
input_unregister_device(input_dev);
device_del(&ir_dev->dev);