mirror of
https://github.com/torvalds/linux.git
synced 2024-11-16 09:02:00 +00:00
Input: fix polling of /proc/bus/input/devices
Tested-by: Alessio Sangalli <alesan@manoweb.com> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
parent
d15c22e786
commit
fa88661224
@ -744,11 +744,11 @@ static inline void input_wakeup_procfs_readers(void)
|
|||||||
|
|
||||||
static unsigned int input_proc_devices_poll(struct file *file, poll_table *wait)
|
static unsigned int input_proc_devices_poll(struct file *file, poll_table *wait)
|
||||||
{
|
{
|
||||||
int state = input_devices_state;
|
|
||||||
|
|
||||||
poll_wait(file, &input_devices_poll_wait, wait);
|
poll_wait(file, &input_devices_poll_wait, wait);
|
||||||
if (state != input_devices_state)
|
if (file->f_version != input_devices_state) {
|
||||||
|
file->f_version = input_devices_state;
|
||||||
return POLLIN | POLLRDNORM;
|
return POLLIN | POLLRDNORM;
|
||||||
|
}
|
||||||
|
|
||||||
return 0;
|
return 0;
|
||||||
}
|
}
|
||||||
|
Loading…
Reference in New Issue
Block a user