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reftable: handle trivial allocation failures

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Handle trivial allocation failures in the reftable library and its unit
tests.

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 12:56:31 +02:00
committed by Junio C Hamano
parent 51afc709dc
commit 12b9078066
7 changed files with 67 additions and 14 deletions
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13
reftable/writer.c
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@ -49,8 +49,14 @@ static int padded_write(struct reftable_writer *w, uint8_t *data, size_t len,
{
int n = 0;
if (w->pending_padding > 0) {
uint8_t *zeroed = reftable_calloc(w->pending_padding, sizeof(*zeroed));
int n = w->write(w->write_arg, zeroed, w->pending_padding);
uint8_t *zeroed;
int n;
zeroed = reftable_calloc(w->pending_padding, sizeof(*zeroed));
if (!zeroed)
return -1;
n = w->write(w->write_arg, zeroed, w->pending_padding);
if (n < 0)
return n;
@ -767,6 +773,9 @@ static int writer_flush_nonempty_block(struct reftable_writer *w)
* case we will end up with a multi-level index.
*/
REFTABLE_ALLOC_GROW(w->index, w->index_len + 1, w->index_cap);
if (!w->index)
return REFTABLE_OUT_OF_MEMORY_ERROR;
index_record.offset = w->next;
strbuf_reset(&index_record.last_key);
strbuf_addbuf(&index_record.last_key, &w->block_writer->last_key);