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| author |   Kees Cook <keescook@chromium.org> | 2018-08-17 15:44:07 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2018-08-17 16:20:27 -0700 |
| commit | ac4ecf968acb9e54c335f99d842d56d6b90e28fb (patch) | |
| tree | bfbd2cc93a3d3e1e8de4f2f6df6a248252a8fb9e /fs/ntfs/compress.c | |
| parent | fs/ntfs/aops.c: don't disable interrupts during kmap_atomic() (diff) | |
| download | linux-dev-ac4ecf968acb9e54c335f99d842d56d6b90e28fb.tar.xz linux-dev-ac4ecf968acb9e54c335f99d842d56d6b90e28fb.zip | |
ntfs: aops: remove VLA usage
In the quest to remove all stack VLA usage from the kernel[1], this uses
the maximum size needed on the stack and adds a sanity check for
robustness: index.block_size cannot be larger than PAGE_SIZE nor less
than NTFS_BLOCK_SIZE.
[1] https://lkml.kernel.org/r/CA+55aFzCG-zNmZwX4A2FQpadafLfEzK6CC=qPXydAacU1RqZWA@mail.gmail.com
Link: http://lkml.kernel.org/r/20180626172909.41453-2-keescook@chromium.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Cc: Anton Altaparmakov <anton@tuxera.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to '')
0 files changed, 0 insertions, 0 deletions