diff options
Diffstat (limited to 'drivers/scsi/libiscsi.c')
| -rw-r--r-- | drivers/scsi/libiscsi.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c index 5e6a42429c3..eb511360795 100644 --- a/drivers/scsi/libiscsi.c +++ b/drivers/scsi/libiscsi.c @@ -120,7 +120,9 @@ static void iscsi_prep_scsi_cmd_pdu(struct iscsi_cmd_task *ctask) session->cmdsn++; hdr->exp_statsn = cpu_to_be32(conn->exp_statsn); memcpy(hdr->cdb, sc->cmnd, sc->cmd_len); - memset(&hdr->cdb[sc->cmd_len], 0, MAX_COMMAND_SIZE - sc->cmd_len); + if (sc->cmd_len < MAX_COMMAND_SIZE) + memset(&hdr->cdb[sc->cmd_len], 0, + MAX_COMMAND_SIZE - sc->cmd_len); ctask->data_count = 0; if (sc->sc_data_direction == DMA_TO_DEVICE) { @@ -165,7 +167,6 @@ static void iscsi_prep_scsi_cmd_pdu(struct iscsi_cmd_task *ctask) /* No unsolicit Data-Out's */ ctask->hdr->flags |= ISCSI_FLAG_CMD_FINAL; } else { - ctask->datasn = 0; hdr->flags |= ISCSI_FLAG_CMD_FINAL; zero_data(hdr->dlength); |