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Re: [PATCH 3/6] revert: fix buffer overflow in insn sheet parser

From
Ramkumar Ramachandra <artagnon@gmail.com>
Date
Oct 20, 2011, 15:36 UTC
Message-ID
<CALkWK0nQD7sw506D7shE8TYe5xGLNJkzS5_6L-oOR7gT54PbAA@mail.gmail.com>
In-Reply-To
<20111020090912.GA21471@elie.hsd1.il.comcast.net>
Hi Jonathan,
Jonathan Nieder writes:
Show 11 quoted lines
> [...]
> Looks good, except I would explain it differently, to avoid referring
> to hypothetical implementation details ("What buffer overflow?"):
>
>        test: git cherry-pick --continue should cope with long object names
>
>        A naive implementation that uses a commit-id-shaped buffer
>        to store the word after "pick" in .git/sequencer/todo lines
>        would crash often.  Our implementation is not so naive, but
>        add a test anyway to futureproof it.
> [...]
I picked this one.
Show 6 quoted lines
> Though the implementation is actually better than that --- it can even
> cope with a valid object name (e.g., a long name of a branch, or
> something like "HEAD^{/refs.c: ensure struct whose member}") that is
> that long, without truncating it.  So if you have time for it, I think
> it would be worth a test where the "git cherry-pick --continue"
> succeeds, too.
Good idea.  Will re-roll shortly.
Thanks.
-- Ram
Previous: Jonathan NiederNext: Junio C Hamano
Message 9 of 16 in “Sequencer fixups mini-series”
  1. 0/6 Sequencer fixups mini-seriesRamkumar Ramachandra, Oct 19, 2011
  2. 1/6 revert: free msg in format_todo()Ramkumar Ramachandra, Oct 19, 2011
  3. 2/6 revert: simplify getting commit subject in format_todo()Ramkumar Ramachandra, Oct 19, 2011
  4. 3/6 revert: fix buffer overflow in insn sheet parserRamkumar Ramachandra, Oct 19, 2011
  5. Junio C HamanoOct 20, 2011
  6. Jonathan NiederOct 20, 2011
  7. Ramkumar RamachandraOct 20, 2011
  8. Jonathan NiederOct 20, 2011
  9. Ramkumar RamachandraOct 20, 2011
  10. Junio C HamanoOct 20, 2011
  11. Jonathan NiederOct 20, 2011
  12. Junio C HamanoOct 20, 2011
  13. Ramkumar RamachandraOct 22, 2011
  14. 4/6 revert: make commit subjects in insn sheet optionalRamkumar Ramachandra, Oct 19, 2011
  15. 5/6 revert: allow mixed pick and revert instructionsRamkumar Ramachandra, Oct 19, 2011
  16. 6/6 revert: simplify communicating command-line argumentsRamkumar Ramachandra, Oct 19, 2011

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