5.4.88-rc1 review

This is the start of the stable review cycle for the 5.4.88 release. There are 13 patches in this series, all will be posted as a response to this one. If anyone has any issues with these being applied, please let me know.

Responses should be made by Sat, 09 Jan 2021 14:30:35 +0000. Anything received after that time might be too late.

The whole patch series can be found in one patch at:

	https://www.kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.4.88-rc1.gz

or in the git tree and branch at:
git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.4.y
and the diffstat can be found below.

thanks,

greg k-h

-------------
Pseudo-Shortlog of commits:

Greg Kroah-Hartman <[email protected]>

    Linux 5.4.88-rc1

Zhang Xiaohui <[email protected]>
mwifiex: Fix possible buffer overflows in mwifiex_cmd_802_11_ad_hoc_start

Eric W. Biederman <[email protected]>
exec: Transform exec_update_mutex into a rw_semaphore

Eric W. Biederman <[email protected]>
rwsem: Implement down_read_interruptible

Eric W. Biederman <[email protected]>
rwsem: Implement down_read_killable_nested

[email protected] <[email protected]>
perf: Break deadlock involving exec_update_mutex

Miklos Szeredi <[email protected]>
fuse: fix bad inode

Jonathan Cameron <[email protected]>
iio:imu:bmi160: Fix alignment and data leak issues

Josh Poimboeuf <[email protected]>
kdev_t: always inline major/minor helper functions

Yu Kuai <[email protected]>
dmaengine: at_hdmac: add missing kfree() call in at_dma_xlate()

Yu Kuai <[email protected]>
dmaengine: at_hdmac: add missing put_device() call in at_dma_xlate()

Tudor Ambarus <[email protected]>
dmaengine: at_hdmac: Substitute kzalloc with kmalloc

Felix Fietkau <[email protected]>
Revert "mtd: spinand: Fix OOB read"

Alex Deucher <[email protected]>
Revert "drm/amd/display: Fix memory leaks in S3 resume"

-------------

Diffstat:

 Makefile                                          |  4 +-
 drivers/dma/at_hdmac.c                            | 11 +++--
 drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c |  3 +-
 drivers/iio/imu/bmi160/bmi160.h                   |  7 +++
 drivers/iio/imu/bmi160/bmi160_core.c              |  6 +--
 drivers/mtd/nand/spi/core.c                       |  4 --
 drivers/net/wireless/marvell/mwifiex/join.c       |  2 +
 fs/exec.c                                         | 12 +++---
 fs/fuse/acl.c                                     |  6 +++
 fs/fuse/dir.c                                     | 37 +++++++++++++---
 fs/fuse/file.c                                    | 19 +++++----
 fs/fuse/fuse_i.h                                  | 12 ++++++
 fs/fuse/inode.c                                   |  4 +-
 fs/fuse/readdir.c                                 |  4 +-
 fs/fuse/xattr.c                                   |  9 ++++
 fs/proc/base.c                                    | 10 ++---
 include/linux/kdev_t.h                            | 22 +++++-----
 include/linux/rwsem.h                             |  3 ++
 include/linux/sched/signal.h                      | 11 ++---
 init/init_task.c                                  |  2 +-
 kernel/events/core.c                              | 52 +++++++++++------------
 kernel/fork.c                                     |  6 +--
 kernel/kcmp.c                                     | 30 ++++++-------
 kernel/locking/rwsem.c                            | 40 +++++++++++++++++
 24 files changed, 212 insertions(+), 104 deletions(-)