2018-03-01  DJ Delorie  <dj@delorie.com>

	[BZ #22342]
	* nscd/netgroupcache.c (addinnetgrX): Include trailing NUL in
	key value.

Index: glibc-2.27/nscd/netgroupcache.c
===================================================================
--- glibc-2.27.orig/nscd/netgroupcache.c
+++ glibc-2.27/nscd/netgroupcache.c
@@ -480,7 +480,7 @@ addinnetgrX (struct database_dyn *db, in
 {
   const char *group = key;
   key = (char *) rawmemchr (key, '\0') + 1;
-  size_t group_len = key - group - 1;
+  size_t group_len = key - group;
   const char *host = *key++ ? key : NULL;
   if (host != NULL)
     key = (char *) rawmemchr (key, '\0') + 1;