commit 67d7ddded32 (waitid(2): leave copyout of siginfo to syscall itself) breaks glibc posix/tst-waitid

From: Markus Trippelsdorf
Date: Sat Jul 08 2017 - 05:57:05 EST


Since:
commit 67d7ddded322db99f451a7959d56ed6c70a6c4aa
Author: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Date: Sun May 14 20:53:13 2017 -0400

waitid(2): leave copyout of siginfo to syscall itself

the glibc posix/tst-waitid.c testcase fails:

markus@x4 glibc-build % ./posix/tst-waitid
waitid WNOHANG on stopped status 0

--
Markus