[SCM] GNU Mach branch, master, updated. v1.8-289-g4a704a0

[Samuel Thibault]

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      from  f67a2a46931028753364ab6bcb6a43c12f8303b2 (commit)

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- Log -----------------------------------------------------------------
commit 4a704a0ad95973249544f3f95e30e328e701a871
Author: Samuel Thibault <samuel.thibault@ens-lyon.org>
Date:   Tue Aug 17 00:05:17 2021 +0200

    block: Look out for disk sector number overflow
    
    * linux/dev/drivers/block/ahci.c (ahci_do_port_request): Reject sectors
    beyond LBA48 or LBA28.
    * linux/dev/glue/block.c (check_rw_block): New function.
    (rdwr_partial, rdwr_full): Use check_rw_block to reject block number
    overflows.
    * linux/src/drivers/block/ide.c (do_rw_disk): Reject sectors beyond
    LBA28 or CHS.

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

Summary of changes:
 linux/dev/drivers/block/ahci.c | 19 ++++++++++++----
 linux/dev/glue/block.c         | 50 +++++++++++++++++++++++++++++++++++++-----
 linux/src/drivers/block/ide.c  | 12 ++++++++++
 3 files changed, 72 insertions(+), 9 deletions(-)


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