hg: jdk/sandbox: 8224181: On child process spawn, child may write to random file descriptor instead of the fail pipe

[chris.hegarty at oracle.com]

Changeset: 412ce076c0dc
Author:    stuefe
Date:      2019-06-05 08:59 +0200
URL:       http://hg.openjdk.java.net/jdk/sandbox/rev/412ce076c0dc

8224181: On child process spawn, child may write to random file descriptor instead of the fail pipe
Reviewed-by: rriggs, martin

! src/java.base/unix/native/libjava/childproc.c