[BZ #7080]

2008-12-08  Ulrich Drepper  <drepper@redhat.com>
	[BZ #7080]
	* inet/getnameinfo.c (getnameinfo): Check for output buffers being
	NULL when NI_NAMEREQD is set.
	Patch mostly by Yang Hongyang <yanghy@cn.fujitsu.com>.
	* inet/Makefile (tests): Add tst-getni1.
	* inet/tst-getni1.c: New file.