s390x/pci: Fix harmless mistake in zpci's property fid's setter

s390_pci_set_fid() sets zpci->fid_defined to true even when
visit_type_uint32() failed.  Reproducer: "-device zpci,fid=junk".
Harmless in practice, because qdev_device_add() then fails, throwing
away @zpci.  Fix it anyway.

Cc: Matthew Rosato <mjrosato@linux.ibm.com>
Cc: Cornelia Huck <cohuck@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Matthew Rosato <mjrosato@linux.ibm.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Message-Id: <20200707160613.848843-21-armbru@redhat.com>
1 file changed