static int allocate_buffers(ALACContext *alac)
{
int ch;
- int buf_size = alac->max_samples_per_frame * sizeof(int32_t);
+ unsigned buf_size = alac->max_samples_per_frame * sizeof(int32_t);
for (ch = 0; ch < 2; ch++) {
alac->predict_error_buffer[ch] = NULL;