- if (current_SC->use_sg) {
- current_SC->SCp.buffer =
- (struct scatterlist *)current_SC->request_buffer;
- current_SC->SCp.ptr = page_address(current_SC->SCp.buffer->page) + current_SC->SCp.buffer->offset;
- current_SC->SCp.this_residual = current_SC->SCp.buffer->length;
- current_SC->SCp.buffers_residual = current_SC->use_sg - 1;
+ if (scsi_sg_count(current_SC)) {
+ current_SC->SCp.buffer = scsi_sglist(current_SC);
+ current_SC->SCp.ptr = sg_virt(current_SC->SCp.buffer);
+ current_SC->SCp.this_residual = current_SC->SCp.buffer->length;
+ current_SC->SCp.buffers_residual = scsi_sg_count(current_SC) - 1;