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author | Varun Prakash <varun@chelsio.com> | 2019-04-05 20:39:13 +0530 |
---|---|---|
committer | Martin K. Petersen <martin.petersen@oracle.com> | 2019-04-08 22:18:35 -0400 |
commit | 5c2442fd78998af60e13aba506d103f7f43f8701 (patch) | |
tree | 4b3dea422115364d591e128bbe122435e233a9e9 /drivers/scsi | |
parent | 4eb01535886644d79a58fe652e0782a194bc3402 (diff) | |
download | linux-stable-5c2442fd78998af60e13aba506d103f7f43f8701.tar.gz linux-stable-5c2442fd78998af60e13aba506d103f7f43f8701.tar.bz2 linux-stable-5c2442fd78998af60e13aba506d103f7f43f8701.zip |
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')
-rw-r--r-- | drivers/scsi/csiostor/csio_scsi.c | 5 |
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); |