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authorVarun Prakash <varun@chelsio.com>2019-04-05 18:09:13 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2019-04-09 05:18:35 +0300
commit5c2442fd78998af60e13aba506d103f7f43f8701 (patch)
tree4b3dea422115364d591e128bbe122435e233a9e9 /drivers/scsi/csiostor
parent4eb01535886644d79a58fe652e0782a194bc3402 (diff)
downloadlinux-5c2442fd78998af60e13aba506d103f7f43f8701.tar.xz
scsi: csiostor: fix missing data copy in csio_scsi_err_handler()
If scsi cmd sglist is not suitable for DDP then csiostor driver uses preallocated buffers for DDP, because of this data copy is required from DDP buffer to scsi cmd sglist before calling ->scsi_done(). Signed-off-by: Varun Prakash <varun@chelsio.com> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/csiostor')
-rw-r--r--drivers/scsi/csiostor/csio_scsi.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/scsi/csiostor/csio_scsi.c b/drivers/scsi/csiostor/csio_scsi.c
index 462560b2855e..469d0bc9f5fe 100644
--- a/drivers/scsi/csiostor/csio_scsi.c
+++ b/drivers/scsi/csiostor/csio_scsi.c
@@ -1713,8 +1713,11 @@ csio_scsi_err_handler(struct csio_hw *hw, struct csio_ioreq *req)
}
out:
- if (req->nsge > 0)
+ if (req->nsge > 0) {
scsi_dma_unmap(cmnd);
+ if (req->dcopy && (host_status == DID_OK))
+ host_status = csio_scsi_copy_to_sgl(hw, req);
+ }
cmnd->result = (((host_status) << 16) | scsi_status);
cmnd->scsi_done(cmnd);