Failures on RHEL-s390x-m64, branch master

[sergiodj+buildbot@sergiodj.net]

Buildslave:
	rhel-7_1-s390x-1

Full Build URL:
	<http://gdb-build.sergiodj.net/builders/RHEL-s390x-m64/builds/8334>

Commit(s) tested:
	5b4cbbe357aaf6462a68e1a15c9532dd3d01e06d

Author(s) (in the same order as the commits):
	Tom Tromey <tom@tromey.com>

Subject:
	Remove cleanup from procfs.c

Testsuite log (gdb.sum and gdb.log) URL(s):
	<http://gdb-build.sergiodj.net/results/RHEL-s390x-m64/5b/5b4cbbe357aaf6462a68e1a15c9532dd3d01e06d/>