From: Karel Zak <kzak@redhat.com>
Date: Wed, 27 Mar 2013 13:50:52 +0000 (+0100)
Subject: sulogin: don't run if not found passww entry [coverity scan]
X-Git-Tag: v2.23-rc2~99
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=ad85c7bad93613fd4b3110b6dac7fd2fea7295f3;p=thirdparty%2Futil-linux.git

sulogin: don't run if not found passww entry [coverity scan]

sulogin(8) should not run if there is no /etc/{passwd,shadow} entry
and --force command line option is no specified otherwise NULL pointer
dereference is possible.

Signed-off-by: Karel Zak <kzak@redhat.com>
---

diff --git a/login-utils/sulogin.c b/login-utils/sulogin.c
index 621df1e4fc..71308583c3 100644
--- a/login-utils/sulogin.c
+++ b/login-utils/sulogin.c
@@ -877,6 +877,7 @@ int main(int argc, char **argv)
 	if ((pwd = getrootpwent(opt_e)) == NULL) {
 		warnx(_("cannot open password database."));
 		sleep(2);
+		return EXIT_FAILURE;
 	}
 
 	/*