Commit 526db94e authored Jan 29, 2017 by Christoph Hellwig Committed by Martin K. Petersen Jan 31, 2017

scsi: storvsc: remove bogus code to transfer struct scatterlist



Remove a piece of code in storvsc_queuecommand that tries to pass the
physical address of the kernel struct scatterlist pointer to the host.

Fortunately the code can't ever be reached anyway.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

parent 546a4d18

drivers/scsi/storvsc_drv.c

+0 −7

Original line number	Original line	Diff line number	Diff line
	@@ -1635,13 +1635,6 @@ static int storvsc_queuecommand(struct Scsi_Host host, struct scsi_cmnd scmnd)
	page_to_pfn(sg_page((cur_sgl)));		page_to_pfn(sg_page((cur_sgl)));
	cur_sgl = sg_next(cur_sgl);		cur_sgl = sg_next(cur_sgl);
	}		}

	} else if (scsi_sglist(scmnd)) {
	payload->range.len = length;
	payload->range.offset =
	virt_to_phys(scsi_sglist(scmnd)) & (PAGE_SIZE-1);
	payload->range.pfn_array[0] =
	virt_to_phys(scsi_sglist(scmnd)) >> PAGE_SHIFT;
	}		}

	cmd_request->payload = payload;		cmd_request->payload = payload;