int minor;
struct input_handle handle;
wait_queue_head_t wait;
- struct evdev_client *grab;
+ struct evdev_client __rcu *grab;
struct list_head client_list;
spinlock_t client_lock; /* protects client_list */
struct mutex mutex;
if ((_IOC_NR(cmd) & ~ABS_MAX) == _IOC_NR(EVIOCGABS(0))) {
+ if (!dev->absinfo)
+ return -EINVAL;
+
t = _IOC_NR(cmd) & ABS_MAX;
abs = dev->absinfo[t];
}
}
- if (_IOC_DIR(cmd) == _IOC_READ) {
+ if (_IOC_DIR(cmd) == _IOC_WRITE) {
if ((_IOC_NR(cmd) & ~ABS_MAX) == _IOC_NR(EVIOCSABS(0))) {
+ if (!dev->absinfo)
+ return -EINVAL;
+
t = _IOC_NR(cmd) & ABS_MAX;
if (copy_from_user(&abs, p, min_t(size_t,