static void amp_open(struct filter_node *fn)
{
- struct private_amp_data *pad = para_calloc(sizeof(*pad));
+ struct private_amp_data *pad = zalloc(sizeof(*pad));
unsigned given = FILTER_CMD_OPT_GIVEN(AMP, AMP, fn->lpr);
uint32_t amp_arg = FILTER_CMD_OPT_UINT32_VAL(AMP, AMP, fn->lpr);