scsi: fnic: Set scsi_set_resid() only for underflow

Set scsi_set_resid() only if FCPIO_ICMND_CMPL_RESID_UNDER is set.

Link: https://lore.kernel.org/r/20201121015134.18872-1-kartilak@cisco.com
Reviewed-by: Arulprabhu Ponnusamy <arulponn@cisco.com>
Co-developed-by: Satish Kharat <satishkh@cisco.com>
Signed-off-by: Satish Kharat <satishkh@cisco.com>
Signed-off-by: Karan Tilak Kumar <kartilak@cisco.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Karan Tilak Kumar 2020-11-20 17:51:34 -08:00 committed by Martin K. Petersen
parent 875d4eda3b
commit 74ae6d6a68
2 changed files with 4 additions and 3 deletions

View File

@ -39,7 +39,7 @@
#define DRV_NAME "fnic"
#define DRV_DESCRIPTION "Cisco FCoE HBA Driver"
#define DRV_VERSION "1.6.0.51"
#define DRV_VERSION "1.6.0.52"
#define PFX DRV_NAME ": "
#define DFX DRV_NAME "%d: "

View File

@ -921,10 +921,11 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic,
case FCPIO_SUCCESS:
sc->result = (DID_OK << 16) | icmnd_cmpl->scsi_status;
xfer_len = scsi_bufflen(sc);
scsi_set_resid(sc, icmnd_cmpl->residual);
if (icmnd_cmpl->flags & FCPIO_ICMND_CMPL_RESID_UNDER)
if (icmnd_cmpl->flags & FCPIO_ICMND_CMPL_RESID_UNDER) {
xfer_len -= icmnd_cmpl->residual;
scsi_set_resid(sc, icmnd_cmpl->residual);
}
if (icmnd_cmpl->scsi_status == SAM_STAT_CHECK_CONDITION)
atomic64_inc(&fnic_stats->misc_stats.check_condition);