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Merge branch 'jk/format-patch-message-id-unleak'

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Leakfix.

* jk/format-patch-message-id-unleak:
  format-patch: free elements of rev.ref_message_ids list
  format-patch: free rev.message_id when exiting
This commit is contained in:
Junio C Hamano
2023-06-13 12:29:46 -07:00
parent cbc882ea38 c6d26a9dda
commit e490bea8a6
2 changed files with 9 additions and 8 deletions
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15
builtin/log.c
View File

@ -1406,7 +1406,7 @@ static void make_cover_letter(struct rev_info *rev, int use_separate_file,
}
}
static const char *clean_message_id(const char *msg_id)
static char *clean_message_id(const char *msg_id)
{
char ch;
const char *a, *z, *m;
@ -1424,7 +1424,7 @@ static const char *clean_message_id(const char *msg_id)
if (!z)
die(_("insane in-reply-to: %s"), msg_id);
if (++z == m)
return a;
return xstrdup(a);
return xmemdupz(a, z - a);
}
@ -2310,11 +2310,11 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
if (in_reply_to || thread || cover_letter) {
rev.ref_message_ids = xmalloc(sizeof(*rev.ref_message_ids));
string_list_init_nodup(rev.ref_message_ids);
string_list_init_dup(rev.ref_message_ids);
}
if (in_reply_to) {
const char *msgid = clean_message_id(in_reply_to);
string_list_append(rev.ref_message_ids, msgid);
char *msgid = clean_message_id(in_reply_to);
string_list_append_nodup(rev.ref_message_ids, msgid);
}
rev.numbered_files = just_numbers;
rev.patch_suffix = fmt_patch_suffix;
@ -2370,8 +2370,8 @@ int cmd_format_patch(int argc, const char **argv, const char *prefix)
&& (!cover_letter || rev.nr > 1))
free(rev.message_id);
else
string_list_append(rev.ref_message_ids,
rev.message_id);
string_list_append_nodup(rev.ref_message_ids,
rev.message_id);
}
gen_message_id(&rev, oid_to_hex(&commit->object.oid));
}
@ -2420,6 +2420,7 @@ done:
strbuf_release(&rdiff_title);
strbuf_release(&sprefix);
free(to_free);
free(rev.message_id);
if (rev.ref_message_ids)
string_list_clear(rev.ref_message_ids, 0);
free(rev.ref_message_ids);