lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <1290641275-21726-2-git-send-email-jslaby@suse.cz>
Date:	Thu, 25 Nov 2010 00:27:55 +0100
From:	Jiri Slaby <jslaby@...e.cz>
To:	gregkh@...e.de
Cc:	slapin@...fans.org, linux-kernel@...r.kernel.org,
	jirislaby@...il.com, Alan Cox <alan@...ux.intel.com>,
	Andrew Hendry <andrew.hendry@...il.com>,
	linux-x25@...r.kernel.org
Subject: [PATCH 2/2] NET: wan/x25, fix ldisc->open retval

We should never return positive values from ldisc->open, tty layer
doesn't (and never did) expect that.

If we do that, weird things like warnings in tty_ldisc_close happen.

Not sure if dev->base_addr is used somehow now.

Signed-off-by: Jiri Slaby <jslaby@...e.cz>
Cc: Alan Cox <alan@...ux.intel.com>
Cc: Andrew Hendry <andrew.hendry@...il.com>
Cc: linux-x25@...r.kernel.org
---
 drivers/net/wan/x25_asy.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/net/wan/x25_asy.c b/drivers/net/wan/x25_asy.c
index d81ad83..66cda25 100644
--- a/drivers/net/wan/x25_asy.c
+++ b/drivers/net/wan/x25_asy.c
@@ -582,7 +582,7 @@ static int x25_asy_open_tty(struct tty_struct *tty)
 	if (err)
 		return err;
 	/* Done.  We have linked the TTY line to a channel. */
-	return sl->dev->base_addr;
+	return 0;
 }
 
 
-- 
1.7.3.1


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ