--- utils/mountd/cache.c.orig	2011-06-01 19:18:28.866799186 +0400
+++ utils/mountd/cache.c	2011-06-01 19:18:40.529799186 +0400
@@ -148,7 +148,8 @@ static void auth_unix_gid(FILE *f)
 			return;
 
 		groups_len = ngroups = INITIAL_MANAGED_GROUPS;
-	}
+	} else
+		ngroups = groups_len;
 
 	if (readline(fileno(f), &lbuf, &lbuflen) != 1)
 		return;