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 <stable@xxxxxxxxxxxxxxx> know about it. >From 47576e733b8fb27b0631e40543bb85ec1eb40230 Mon Sep 17 00:00:00 2001 From: Javier Gonzalez <javier@xxxxxxxxxxx> 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 <javier@xxxxxxxxxxxx> Signed-off-by: Matias Bjørling <m@xxxxxxxxxxx> Signed-off-by: Jens Axboe <axboe@xxxxxx> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- 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@xxxxxxxxxxx are queue-4.4/0029-lightnvm-add-check-after-mempool-allocation.patch -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html