Thomas Rast <tr...@inf.ethz.ch> writes:
> read_revisions_from_stdin() has passed pointers to its read buffer
> down to handle_revision_arg() since its inception way back in 42cabc3
> (Teach rev-list an option to read revs from the standard input.,
> 2006-09-05). Even back then, this was a bug: through
> add_pending_object, the argument was recorded in the object_array's
> 'name' field.
>
> Fix it by making a copy whenever read_revisions_from_stdin() passes an
> argument down the callchain. The other caller runs handle_revision_arg()
> on argv[], where it would be redundant to make a copy.
>
> Signed-off-by: Thomas Rast <tr...@inf.ethz.ch>
> ---
>
>> So I changed my mind. Your "easy fix" looks to me the right thing
>> to do.
>
> So here's the same with a commit message and signoff. I hope I got my
> history right; I didn't look too long if it had any users, but it was
> definitely recorded.
Thanks.
>
>
> revision.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/revision.c b/revision.c
> index 3a20c96..181a8db 100644
> --- a/revision.c
> +++ b/revision.c
> @@ -1277,7 +1277,8 @@ static void read_revisions_from_stdin(struct rev_info
> *revs,
> }
> die("options not supported in --stdin mode");
> }
> - if (handle_revision_arg(sb.buf, revs, 0,
> REVARG_CANNOT_BE_FILENAME))
> + if (handle_revision_arg(xstrdup(sb.buf), revs, 0,
> + REVARG_CANNOT_BE_FILENAME))
> die("bad revision '%s'", sb.buf);
> }
> if (seen_dashdash)
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