From: Karel Zak <kzak@redhat.com>
Date: Thu, 17 Jul 2014 12:42:00 +0000 (+0200)
Subject: sulogin: check result of the open() [coverity scan]
X-Git-Tag: v2.25~39
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c210324c67ac0ccd2b93d04c4a53af4f8755a5c3;p=thirdparty%2Futil-linux.git

sulogin: check result of the open() [coverity scan]

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

diff --git a/login-utils/sulogin.c b/login-utils/sulogin.c
index 15fb28b6a6..0eb61d54ef 100644
--- a/login-utils/sulogin.c
+++ b/login-utils/sulogin.c
@@ -97,6 +97,8 @@ static int plymouth_command(const char* arg)
 	pid = fork();
 	if (!pid) {
 		int fd = open("/dev/null", O_RDWR);
+		if (fd < 0)
+			exit(127);
 		dup2(fd, 0);
 		dup2(fd, 1);
 		dup2(fd, 2);