Close file descriptors on exec.

Reviewed-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Signed-off-by: Thomas Klausner <wiz@NetBSD.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/remote.c b/remote.c
index 54d95ac..3fb21ec 100644
--- a/remote.c
+++ b/remote.c
@@ -111,7 +111,8 @@ remote_start(const char *restart_protocol, const char *restart_machine,
 	default:		/* parent */
 
 	    close (pipefd[0]);
-	    fp = (FILE *) fdopen (pipefd[1], "w");
+	    fcntl(pipefd[1], F_SETFD, FD_CLOEXEC);
+	    fp = fdopen (pipefd[1], "w");
 
 	    fprintf (fp, "CONTEXT X\n");
 	    fprintf (fp, "DIR %s\n", cwd);