From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:50410 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755751AbeCVOFp (ORCPT ); Thu, 22 Mar 2018 10:05:45 -0400 Subject: Patch "wan: pc300too: abort path on failure" has been added to the 4.4-stable tree To: bianpan2016@163.com, alexander.levin@microsoft.com, davem@davemloft.net, gregkh@linuxfoundation.org Cc: , From: Date: Thu, 22 Mar 2018 15:02:08 +0100 Message-ID: <15217273282520@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled wan: pc300too: abort path on failure to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: wan-pc300too-abort-path-on-failure.patch and it can be found in the queue-4.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From foo@baz Thu Mar 22 14:57:32 CET 2018 From: Pan Bian Date: Sun, 23 Apr 2017 17:38:35 +0800 Subject: wan: pc300too: abort path on failure From: Pan Bian [ Upstream commit 2a39e7aa8a98f777f0732ca7125b6c9668791760 ] In function pc300_pci_init_one(), on the ioremap error path, function pc300_pci_remove_one() is called to free the allocated memory. However, the path is not terminated, and the freed memory will be used later, resulting in use-after-free bugs. This path fixes the bug. Signed-off-by: Pan Bian Signed-off-by: David S. Miller Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/net/wan/pc300too.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/net/wan/pc300too.c +++ b/drivers/net/wan/pc300too.c @@ -347,6 +347,7 @@ static int pc300_pci_init_one(struct pci card->rambase == NULL) { pr_err("ioremap() failed\n"); pc300_pci_remove_one(pdev); + return -ENOMEM; } /* PLX PCI 9050 workaround for local configuration register read bug */ Patches currently in stable-queue which might be from bianpan2016@163.com are queue-4.4/mt7601u-check-return-value-of-alloc_skb.patch queue-4.4/rndis_wlan-add-return-value-validation.patch queue-4.4/staging-wilc1000-fix-unchecked-return-value.patch queue-4.4/qlcnic-fix-unchecked-return-value.patch queue-4.4/wan-pc300too-abort-path-on-failure.patch