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config: check for possible mempool errors in _out_line_fn

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This commit is contained in:
Peter Rajnoha 2022-08-17 12:51:42 +02:00
parent 8a23683a59
commit ac2c78544f
1 changed files with 9 additions and 3 deletions
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12
lib/config/config.c
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@ -1872,9 +1872,15 @@ static int _out_line_fn(const struct dm_config_node *cn, const char *line, void
p = line + space_prefix_len;
/* copy space_prefix, skip key and '=', copy value */
dm_pool_begin_object(out->mem, len);
dm_pool_grow_object(out->mem, line, space_prefix_len);
dm_pool_grow_object(out->mem, p + strcspn(p, "=") + 1, len + 1);
if (!dm_pool_begin_object(out->mem, len))
return_0;
if (!dm_pool_grow_object(out->mem, line, space_prefix_len) ||
!dm_pool_grow_object(out->mem, p + strcspn(p, "=") + 1, len + 1)) {
dm_pool_abandon_object(out->mem);
return_0;
}
line = dm_pool_end_object(out->mem);
} else
line = strchr(line, '=') + 1;