From: Frank Cusack <fcusack@fcusack.com>
Date: Mon, 24 Feb 2003 12:07:26 +0000 (+0000)
Subject: Don't leak ppp_fd to scripts.  Bug reported by Alexander Bergolth.
X-Git-Tag: ppp-2.4.7~327
X-Git-Url: https://git.ozlabs.org/?a=commitdiff_plain;h=31b9087e92f1d0ecf87dc05c2ff4704be7b19870;p=ppp.git

Don't leak ppp_fd to scripts.  Bug reported by Alexander Bergolth.
---

diff --git a/pppd/sys-linux.c b/pppd/sys-linux.c
index 4a27cd5..099db53 100644
--- a/pppd/sys-linux.c
+++ b/pppd/sys-linux.c
@@ -485,6 +485,7 @@ int generic_establish_ppp (int fd)
 	    error("Couldn't reopen /dev/ppp: %m");
 	    goto err;
 	}
+	(void) fcntl(fd, F_SETFD, FD_CLOEXEC);
 	if (ioctl(fd, PPPIOCATTCHAN, &chindex) < 0) {
 	    error("Couldn't attach to channel %d: %m", chindex);
 	    goto err_close;