This is a note to let you know that I've just added the patch titled
xfs: fix integer truncation in xfs_bmap_remap_alloc
to the 4.9-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:
xfs-fix-integer-truncation-in-xfs_bmap_remap_alloc.patch
and it can be found in the queue-4.9 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From 52813fb13ff90bd9c39a93446cbf1103c290b6e9 Mon Sep 17 00:00:00 2001
From: Christoph Hellwig <hch@xxxxxx>
Date: Tue, 11 Apr 2017 16:45:52 -0700
Subject: xfs: fix integer truncation in xfs_bmap_remap_alloc
From: Christoph Hellwig <hch@xxxxxx>
commit 52813fb13ff90bd9c39a93446cbf1103c290b6e9 upstream.
bno should be a xfs_fsblock_t, which is 64-bit wides instead of a
xfs_aglock_t, which truncates the value to 32 bits.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
fs/xfs/libxfs/xfs_bmap.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -3964,7 +3964,7 @@ xfs_bmap_remap_alloc(
{
struct xfs_trans *tp = ap->tp;
struct xfs_mount *mp = tp->t_mountp;
- xfs_agblock_t bno;
+ xfs_fsblock_t bno;
struct xfs_alloc_arg args;
int error;
Patches currently in stable-queue which might be from hch@xxxxxx are
queue-4.9/nvme-use-blk_mq_start_hw_queues-in-nvme_kill_queues.patch
queue-4.9/xfs-fix-over-copying-of-getbmap-parameters-from-userspace.patch
queue-4.9/xfs-bmapx-shouldn-t-barf-on-inline-format-directories.patch
queue-4.9/nvme-avoid-to-use-blk_mq_abort_requeue_list.patch
queue-4.9/xfs-rework-the-inline-directory-verifiers.patch
queue-4.9/nvme-rdma-support-devices-with-queue-size-32.patch
queue-4.9/xfs-xfs_trans_alloc_empty.patch
queue-4.9/xfs-fix-integer-truncation-in-xfs_bmap_remap_alloc.patch
queue-4.9/xfs-actually-report-xattr-extents-via-iomap.patch
queue-4.9/xfs-fix-use-after-free-in-xfs_finish_page_writeback.patch
queue-4.9/xfs-reserve-enough-blocks-to-handle-btree-splits-when-remapping.patch
queue-4.9/xfs-fix-kernel-memory-exposure-problems.patch