[PATCH v5 1/9] trailer: free trailer_info _after_ all related usage

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From: Linus Arver <linusa@xxxxxxxxxx>

In de7c27a186 (trailer: use offsets for trailer_start/trailer_end,
2023-10-20), we started using trailer block offsets in trailer_info. In
particular, we dropped the use of a separate stack variable "size_t
trailer_end", in favor of accessing the new "trailer_block_end" member
of trailer_info (as "info.trailer_block_end").

At that time, we forgot to also move the

   trailer_info_release(&info);

line to be _after_ this new use of the trailer_info struct. Move it now.

Note that even without this patch, we didn't have leaks or any other
problems because trailer_info_release() only frees memory allocated on
the heap. The "trailer_block_end" member was allocated on the stack back
then (as it is now) so it was still safe to use for all this time.

Reported-by: Junio C Hamano <gitster@xxxxxxxxx>
Signed-off-by: Linus Arver <linusa@xxxxxxxxxx>
---
 trailer.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/trailer.c b/trailer.c
index 3a0710a4583..e1d83390b66 100644
--- a/trailer.c
+++ b/trailer.c
@@ -1111,13 +1111,12 @@ void process_trailers(const char *file,
 	}
 
 	print_all(outfile, &head, opts);
-
 	free_all(&head);
-	trailer_info_release(&info);
 
 	/* Print the lines after the trailers as is */
 	if (!opts->only_trailers)
 		fwrite(sb.buf + info.trailer_block_end, 1, sb.len - info.trailer_block_end, outfile);
+	trailer_info_release(&info);
 
 	if (opts->in_place)
 		if (rename_tempfile(&trailers_tempfile, file))
-- 
gitgitgadget





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