The recent bug fix left the variable 'vpid' and an assignment to it around,
but the variable is otherwise unused.
clang dose not complain even with W=1, but gcc exposed this.
Fixes:
4f07ec0d76f2 ("futex: Prevent inconsistent state and exit race")
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
{
struct futex_q *top_waiter = NULL;
u32 curval;
- int ret, vpid;
+ int ret;
if (get_futex_value_locked(&curval, pifutex))
return -EFAULT;
* the user space lock can be acquired then PI state is attached to
* the new owner (@top_waiter->task) when @set_waiters is true.
*/
- vpid = task_pid_vnr(top_waiter->task);
ret = futex_lock_pi_atomic(pifutex, hb2, key2, ps, top_waiter->task,
exiting, set_waiters);
if (ret == 1) {