From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:34261 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750992AbcIINjJ (ORCPT ); Fri, 9 Sep 2016 09:39:09 -0400 Subject: Patch "[PATCH 029/135] lightnvm: add check after mempool allocation" has been added to the 4.4-stable tree To: javier@javigon.com, alexander.levin@verizon.com, axboe@fb.com, gregkh@linuxfoundation.org, javier@cnexlabs.com, m@bjorling.me Cc: , From: Date: Fri, 09 Sep 2016 15:37:57 +0200 Message-ID: <1473428277207130@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 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 [PATCH 029/135] lightnvm: add check after mempool allocation 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: 0029-lightnvm-add-check-after-mempool-allocation.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 47576e733b8fb27b0631e40543bb85ec1eb40230 Mon Sep 17 00:00:00 2001 From: Javier Gonzalez Date: Tue, 12 Jan 2016 07:49:17 +0100 Subject: [PATCH 029/135] lightnvm: add check after mempool allocation MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit [ Upstream commit 3bfbc6adbc5031e8a5907baa5beb27b41637742a ] The mempool allocation might fail. Make sure to return error when it does, instead of causing a kernel panic. Signed-off-by: Javier Gonzalez Signed-off-by: Matias Bjørling Signed-off-by: Jens Axboe Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/lightnvm/rrpc.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/lightnvm/rrpc.c +++ b/drivers/lightnvm/rrpc.c @@ -287,6 +287,8 @@ static int rrpc_move_valid_pages(struct } page = mempool_alloc(rrpc->page_pool, GFP_NOIO); + if (!page) + return -ENOMEM; while ((slot = find_first_zero_bit(rblk->invalid_pages, nr_pgs_per_blk)) < nr_pgs_per_blk) { Patches currently in stable-queue which might be from javier@javigon.com are queue-4.4/0029-lightnvm-add-check-after-mempool-allocation.patch