Re: [PATCH v5 0/6] initramfs: test and improve cpio hex header validation

[Christian Brauner]

On Tue, 31 Mar 2026 17:57:30 +1100, David Disseldorp wrote:
> v5 changes:
> - rework 2/6 and 4/6 test comment, as suggested by Andy
> - 2/6: initialize struct kstat in tests to account for possible
>   init_stat() failure
>   + drop Andy's review tag due to this minor change
> 
> ----------------------------------------------------------------
> v4: 20260329105307.2876-1-ddiss@xxxxxxx
> - rework initramfs_test changes to use an inject_ox parameter instead of
>   having tests pass through an unvalidated format string.
>   + drop Andy's reviewed-by from 1/6 and 2/6 to account for changed test
>   + 4/6 minor changes for test context and comment
> - add review tags for 3/6, 5/6 and 6/6 following list feedback
> 
> [...]

Applied to the vfs-7.2.misc branch of the vfs/vfs.git tree.
Patches in the vfs-7.2.misc branch should appear in linux-next soon.

Please report any outstanding bugs that were missed during review in a
new review to the original patch series allowing us to drop it.

It's encouraged to provide Acked-bys and Reviewed-bys even though the
patch has now been applied. If possible patch trailers will be updated.

Note that commit hashes shown below are subject to change due to rebase,
trailer updates or similar. If in doubt, please check the listed branch.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/vfs/vfs.git
branch: vfs-7.2.misc

[1/6] initramfs_test: add fill_cpio() inject_ox parameter
      https://git.kernel.org/vfs/vfs/c/8c5148e7adc1
[2/6] initramfs_test: test header fields with 0x hex prefix
      https://git.kernel.org/vfs/vfs/c/68080eae1c6e
[3/6] initramfs: Sort headers alphabetically
      https://git.kernel.org/vfs/vfs/c/6b5d04109e6a
[4/6] initramfs: Refactor to use hex2bin() instead of custom approach
      https://git.kernel.org/vfs/vfs/c/a1b1b7c062cf
[5/6] vsprintf: Revert "add simple_strntoul"
      https://git.kernel.org/vfs/vfs/c/eb4a4aef30a9
[6/6] kstrtox: Drop extern keyword in the simple_strtox() declarations
      https://git.kernel.org/vfs/vfs/c/d1ed9a885e64