From: Paul Mackerras <paulus@samba.org>
Date: Fri, 16 Apr 1999 11:33:40 +0000 (+0000)
Subject: flush queue before restoring line discipline to try to
X-Git-Tag: ppp-2.4.7~739
X-Git-Url: http://git.ozlabs.org/?p=ppp.git;a=commitdiff_plain;h=42bce04ffb033826a3b2b99dff0a0ad1a0c2745d

flush queue before restoring line discipline to try to
eliminate hangs
---

diff --git a/pppd/sys-linux.c b/pppd/sys-linux.c
index 33e338d..c63ac9a 100644
--- a/pppd/sys-linux.c
+++ b/pppd/sys-linux.c
@@ -388,6 +388,7 @@ void disestablish_ppp(int tty_fd)
 /*
  * Restore the previous line discipline
  */
+	tcflush(tty_fd, TCIOFLUSH);
 	if (ioctl(tty_fd, TIOCSETD, &tty_disc) < 0) {
 	    if ( ! ok_error (errno))
 		error("ioctl(TIOCSETD, N_TTY): %m");