lib/util: fix a Coverity finding in tfork
authorRalph Boehme <slow@samba.org>
Tue, 25 Apr 2017 15:47:57 +0000 (17:47 +0200)
committerJeremy Allison <jra@samba.org>
Tue, 25 Apr 2017 17:14:11 +0000 (19:14 +0200)
commitf5c3904f356c6f98e464a908ad2b76e44b9e2023
tree395052eff203d7ea723436343a26f0a00d13c26b
parenta9fc25f378f75e44847e43d7709765eb22656deb
lib/util: fix a Coverity finding in tfork

If dup2() fails, fd is -1 and is later used in sys_write().

Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
lib/util/tfork.c