diff options
| author | Patrick Steinhardt <ps@pks.im> | 2024-10-02 12:56:31 +0200 |
|---|---|---|
| committer | Junio C Hamano <gitster@pobox.com> | 2024-10-02 07:53:55 -0700 |
| commit | 12b90780667ac1e1235ec4106d94c558a28880f7 (patch) | |
| tree | 0a13fb6edafdbb71bae0a32189f42d70b99531d8 /reftable/stack.c | |
| parent | 51afc709dc2f502442220954fb3e32f53eeb1e4e (diff) | |
| download | git-12b90780667ac1e1235ec4106d94c558a28880f7.tar.gz | |
reftable: handle trivial allocation failures
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>
Diffstat (limited to 'reftable/stack.c')
| -rw-r--r-- | reftable/stack.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/reftable/stack.c b/reftable/stack.c index 990784d9d2..7df28ab343 100644 --- a/reftable/stack.c +++ b/reftable/stack.c @@ -116,6 +116,11 @@ static int fd_read_lines(int fd, char ***namesp) } REFTABLE_ALLOC_ARRAY(buf, size + 1); + if (!buf) { + err = REFTABLE_OUT_OF_MEMORY_ERROR; + goto done; + } + if (read_in_full(fd, buf, size) != size) { err = REFTABLE_IO_ERROR; goto done; @@ -140,6 +145,8 @@ int read_lines(const char *filename, char ***namesp) if (fd < 0) { if (errno == ENOENT) { REFTABLE_CALLOC_ARRAY(*namesp, 1); + if (!*namesp) + return REFTABLE_OUT_OF_MEMORY_ERROR; return 0; } @@ -420,6 +427,10 @@ static int reftable_stack_reload_maybe_reuse(struct reftable_stack *st, } REFTABLE_CALLOC_ARRAY(names, 1); + if (!names) { + err = REFTABLE_OUT_OF_MEMORY_ERROR; + goto out; + } } else { err = fd_read_lines(fd, &names); if (err < 0) @@ -779,7 +790,11 @@ int reftable_stack_new_addition(struct reftable_addition **dest, { int err = 0; struct reftable_addition empty = REFTABLE_ADDITION_INIT; + REFTABLE_CALLOC_ARRAY(*dest, 1); + if (!*dest) + return REFTABLE_OUT_OF_MEMORY_ERROR; + **dest = empty; err = reftable_stack_init_addition(*dest, st); if (err) { @@ -886,7 +901,12 @@ int reftable_addition_add(struct reftable_addition *add, REFTABLE_ALLOC_GROW(add->new_tables, add->new_tables_len + 1, add->new_tables_cap); + if (!add->new_tables) { + err = REFTABLE_OUT_OF_MEMORY_ERROR; + goto done; + } add->new_tables[add->new_tables_len++] = strbuf_detach(&next_name, NULL); + done: delete_tempfile(&tab_file); strbuf_release(&temp_tab_file_name); |