/* restore the state pre-padding */
if (fpc->end_padded) {
+ int warp = fpc->fifo_buf->wptr - fpc->fifo_buf->buffer < MAX_FRAME_HEADER_SIZE;
/* HACK: drain the tail of the fifo */
fpc->fifo_buf->wptr -= MAX_FRAME_HEADER_SIZE;
fpc->fifo_buf->wndx -= MAX_FRAME_HEADER_SIZE;
- if (fpc->fifo_buf->wptr < 0) {
+ if (warp) {
fpc->fifo_buf->wptr += fpc->fifo_buf->end -
fpc->fifo_buf->buffer;
}