diff --git a/ChangeLog b/ChangeLog
index c853190f71..9b2915e402 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2011-07-06  Ulrich Drepper  <drepper@gmail.com>
+
+	* inet/getnetgrent_r.c (internal_getnetgrent_r): Fix check for known
+	netgroups to read.
+
 2011-07-05  Roland McGrath  <roland@hack.frob.com>
 
 	* config.make.in (install_root): Default to $(DESTDIR).
diff --git a/inet/getnetgrent_r.c b/inet/getnetgrent_r.c
index 42045a201d..b588897df1 100644
--- a/inet/getnetgrent_r.c
+++ b/inet/getnetgrent_r.c
@@ -279,6 +279,11 @@ internal_getnetgrent_r (char **hostp, char **userp, char **domainp,
 	       namep = namep->next)
 	    if (strcmp (datap->val.group, namep->name) == 0)
 	      break;
+	  if (namep == NULL)
+	    for (namep = datap->needed_groups; namep != NULL;
+		 namep = namep->next)
+	      if (strcmp (datap->val.group, namep->name) == 0)
+		break
 	  if (namep != NULL)
 	    /* Really ignore.  */
 	    continue;