From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:40646 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752008AbbJQXxe (ORCPT ); Sat, 17 Oct 2015 19:53:34 -0400 Subject: Patch "UBI: return ENOSPC if no enough space available" has been added to the 4.2-stable tree To: shengyong1@huawei.com, david@sigma-star.at, gregkh@linuxfoundation.org, richard@nod.at Cc: , From: Date: Sat, 17 Oct 2015 16:53:34 -0700 Message-ID: <1445126014224127@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 UBI: return ENOSPC if no enough space available to the 4.2-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: ubi-return-enospc-if-no-enough-space-available.patch and it can be found in the queue-4.2 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 7c7feb2ebfc9c0552c51f0c050db1d1a004faac5 Mon Sep 17 00:00:00 2001 From: shengyong Date: Mon, 28 Sep 2015 17:57:19 +0000 Subject: UBI: return ENOSPC if no enough space available From: shengyong commit 7c7feb2ebfc9c0552c51f0c050db1d1a004faac5 upstream. UBI: attaching mtd1 to ubi0 UBI: scanning is finished UBI error: init_volumes: not enough PEBs, required 706, available 686 UBI error: ubi_wl_init: no enough physical eraseblocks (-20, need 1) UBI error: ubi_attach_mtd_dev: failed to attach mtd1, error -12 <= NOT ENOMEM UBI error: ubi_init: cannot attach mtd1 If available PEBs are not enough when initializing volumes, return -ENOSPC directly. If available PEBs are not enough when initializing WL, return -ENOSPC instead of -ENOMEM. Signed-off-by: Sheng Yong Signed-off-by: Richard Weinberger Reviewed-by: David Gstir Signed-off-by: Greg Kroah-Hartman --- drivers/mtd/ubi/vtbl.c | 1 + drivers/mtd/ubi/wl.c | 1 + 2 files changed, 2 insertions(+) --- a/drivers/mtd/ubi/vtbl.c +++ b/drivers/mtd/ubi/vtbl.c @@ -649,6 +649,7 @@ static int init_volumes(struct ubi_devic if (ubi->corr_peb_count) ubi_err(ubi, "%d PEBs are corrupted and not used", ubi->corr_peb_count); + return -ENOSPC; } ubi->rsvd_pebs += reserved_pebs; ubi->avail_pebs -= reserved_pebs; --- a/drivers/mtd/ubi/wl.c +++ b/drivers/mtd/ubi/wl.c @@ -1601,6 +1601,7 @@ int ubi_wl_init(struct ubi_device *ubi, if (ubi->corr_peb_count) ubi_err(ubi, "%d PEBs are corrupted and not used", ubi->corr_peb_count); + err = -ENOSPC; goto out_free; } ubi->avail_pebs -= reserved_pebs; Patches currently in stable-queue which might be from shengyong1@huawei.com are queue-4.2/ubi-return-enospc-if-no-enough-space-available.patch