kernel/sys.c: fix prototype of prctl_get_tid_address()

tid_addr is not a "pointer to (pointer to int in userspace)"; it is in
fact a "pointer to (pointer to int in userspace) in userspace".  So
sparse rightfully complains about passing a kernel pointer to
put_user().

Reported-by: kernel test robot <[email protected]>
Signed-off-by: Rasmus Villemoes <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
1 file changed