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submodule--helper: fix trivial leak in module_add()

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Fix a memory leak in code added in a6226fd772 (submodule--helper:
convert the bulk of cmd_add() to C, 2021-08-10). If "realrepo" isn't a
copy of the "repo" member we should free() it.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Ævar Arnfjörð Bjarmason 2022-03-04 19:32:11 +01:00 committed by Junio C Hamano
parent 0f0d118c65
commit 8f79015111
1 changed files with 4 additions and 1 deletions
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5
builtin/submodule--helper.c
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@ -3309,6 +3309,7 @@ static int module_add(int argc, const char **argv, const char *prefix)
{
int force = 0, quiet = 0, progress = 0, dissociate = 0;
struct add_data add_data = ADD_DATA_INIT;
char *to_free = NULL;
struct option options[] = {
OPT_STRING('b', "branch", &add_data.branch, N_("branch"),
@ -3360,7 +3361,8 @@ static int module_add(int argc, const char **argv, const char *prefix)
"of the working tree"));
/* dereference source url relative to parent's url */
add_data.realrepo = resolve_relative_url(add_data.repo, NULL, 1);
to_free = resolve_relative_url(add_data.repo, NULL, 1);
add_data.realrepo = to_free;
} else if (is_dir_sep(add_data.repo[0]) || strchr(add_data.repo, ':')) {
add_data.realrepo = add_data.repo;
} else {
@ -3413,6 +3415,7 @@ static int module_add(int argc, const char **argv, const char *prefix)
}
configure_added_submodule(&add_data);
free(add_data.sm_path);
free(to_free);
return 0;
}