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reftable: all xxx_free() functions accept NULL arguments

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This fixes NULL derefs in error paths. Spotted by Coverity.

Signed-off-by: Han-Wen Nienhuys <hanwen@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Han-Wen Nienhuys 2022-01-20 15:12:06 +00:00 committed by Junio C Hamano
parent b20aab5017
commit 33e9224320
2 changed files with 4 additions and 0 deletions
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2
reftable/reader.c
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@ -646,6 +646,8 @@ int reftable_new_reader(struct reftable_reader **p,
void reftable_reader_free(struct reftable_reader *r)
{
if (!r)
return;
reader_close(r);
reftable_free(r);
}

2
reftable/writer.c
View file

@ -150,6 +150,8 @@ void reftable_writer_set_limits(struct reftable_writer *w, uint64_t min,
void reftable_writer_free(struct reftable_writer *w)
{
if (!w)
return;
reftable_free(w->block);
reftable_free(w);
}