From 8376afb86b9309ee1df467ff588713ab83f66337 Mon Sep 17 00:00:00 2001
From: Maxim Konovalov <maxim@FreeBSD.org>
Date: Fri, 11 Oct 2002 11:35:30 +0000
Subject: Do not allow empty GIDs for non-NIS entries.

MFC after:	2 weeks
---
 libc/gen/pw_scan.c | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'libc')

diff --git a/libc/gen/pw_scan.c b/libc/gen/pw_scan.c
index 3d49aa8..e785511 100644
--- a/libc/gen/pw_scan.c
+++ b/libc/gen/pw_scan.c
@@ -124,6 +124,13 @@ __pw_scan(char *bp, struct passwd *pw, int flags)
 		goto fmt;
 	if (p[0])
 		pw->pw_fields |= _PWF_GID;
+	else {
+		if (pw->pw_name[0] != '+' && pw->pw_name[0] != '-') {
+			if (flags & _PWSCAN_WARN)
+				warnx("no gid for user %s", pw->pw_name);
+			return (0);
+		}
+	}
 	id = strtoul(p, &ep, 10);
 	if (errno == ERANGE) {
 		if (flags & _PWSCAN_WARN)
-- 
cgit v1.2.3-56-ge451