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reftable/stack: handle allocation failures in reftable_new_stack()

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Handle allocation failures in `reftable_new_stack()`.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Patrick Steinhardt 2024-10-02 12:56:04 +02:00 committed by Junio C Hamano
parent dce75e15ff
commit 5dbe266212
1 changed files with 26 additions and 8 deletions
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34
reftable/stack.c
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@ -56,10 +56,16 @@ static int reftable_fd_flush(void *arg)
int reftable_new_stack(struct reftable_stack **dest, const char *dir,
const struct reftable_write_options *_opts)
{
struct reftable_stack *p = reftable_calloc(1, sizeof(*p));
struct strbuf list_file_name = STRBUF_INIT;
struct reftable_write_options opts = {0};
int err = 0;
struct reftable_write_options opts = { 0 };
struct reftable_stack *p;
int err;
p = reftable_calloc(1, sizeof(*p));
if (!p) {
err = REFTABLE_OUT_OF_MEMORY_ERROR;
goto out;
}
if (_opts)
opts = *_opts;
@ -74,15 +80,23 @@ int reftable_new_stack(struct reftable_stack **dest, const char *dir,
p->list_file = strbuf_detach(&list_file_name, NULL);
p->list_fd = -1;
p->reftable_dir = xstrdup(dir);
p->opts = opts;
p->reftable_dir = reftable_strdup(dir);
if (!p->reftable_dir) {
err = REFTABLE_OUT_OF_MEMORY_ERROR;
goto out;
}
err = reftable_stack_reload_maybe_reuse(p, 1);
if (err < 0) {
if (err < 0)
goto out;
*dest = p;
err = 0;
out:
if (err < 0)
reftable_stack_destroy(p);
} else {
*dest = p;
}
return err;
}
@ -171,6 +185,10 @@ void reftable_stack_destroy(struct reftable_stack *st)
{
char **names = NULL;
int err = 0;
if (!st)
return;
if (st->merged) {
reftable_merged_table_free(st->merged);
st->merged = NULL;