chiark / gitweb /
pam_systemd: use F_DUPFD_CLOEXEC when dupping session fds
authorLennart Poettering <lennart@poettering.net>
Tue, 13 May 2014 14:35:34 +0000 (16:35 +0200)
committerLennart Poettering <lennart@poettering.net>
Tue, 13 May 2014 14:35:34 +0000 (16:35 +0200)
http://lists.freedesktop.org/archives/systemd-devel/2014-May/019034.html

src/login/pam-module.c

index 9873dd5..1259457 100644 (file)
@@ -475,7 +475,7 @@ _public_ PAM_EXTERN int pam_sm_open_session(
         }
 
         if (session_fd >= 0) {
-                session_fd = dup(session_fd);
+                session_fd = fcntl(session_fd, F_DUPFD_CLOEXEC, 3);
                 if (session_fd < 0) {
                         pam_syslog(handle, LOG_ERR, "Failed to dup session fd: %m");
                         return PAM_SESSION_ERR;