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path: root/drivers/scsi/scsi_error.c
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Diffstat (limited to 'drivers/scsi/scsi_error.c')
-rw-r--r--drivers/scsi/scsi_error.c30
1 files changed, 11 insertions, 19 deletions
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 547e85aa414f..4f4edc388c07 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -617,29 +617,25 @@ void scsi_eh_prep_cmnd(struct scsi_cmnd *scmd, struct scsi_eh_save *ses,
617 ses->cmd_len = scmd->cmd_len; 617 ses->cmd_len = scmd->cmd_len;
618 memcpy(ses->cmnd, scmd->cmnd, sizeof(scmd->cmnd)); 618 memcpy(ses->cmnd, scmd->cmnd, sizeof(scmd->cmnd));
619 ses->data_direction = scmd->sc_data_direction; 619 ses->data_direction = scmd->sc_data_direction;
620 ses->bufflen = scmd->request_bufflen; 620 ses->sdb = scmd->sdb;
621 ses->buffer = scmd->request_buffer;
622 ses->use_sg = scmd->use_sg;
623 ses->resid = scmd->resid;
624 ses->result = scmd->result; 621 ses->result = scmd->result;
625 622
623 memset(&scmd->sdb, 0, sizeof(scmd->sdb));
624
626 if (sense_bytes) { 625 if (sense_bytes) {
627 scmd->request_bufflen = min_t(unsigned, 626 scmd->sdb.length = min_t(unsigned, SCSI_SENSE_BUFFERSIZE,
628 SCSI_SENSE_BUFFERSIZE, sense_bytes); 627 sense_bytes);
629 sg_init_one(&ses->sense_sgl, scmd->sense_buffer, 628 sg_init_one(&ses->sense_sgl, scmd->sense_buffer,
630 scmd->request_bufflen); 629 scmd->sdb.length);
631 scmd->request_buffer = &ses->sense_sgl; 630 scmd->sdb.table.sgl = &ses->sense_sgl;
632 scmd->sc_data_direction = DMA_FROM_DEVICE; 631 scmd->sc_data_direction = DMA_FROM_DEVICE;
633 scmd->use_sg = 1; 632 scmd->sdb.table.nents = 1;
634 memset(scmd->cmnd, 0, sizeof(scmd->cmnd)); 633 memset(scmd->cmnd, 0, sizeof(scmd->cmnd));
635 scmd->cmnd[0] = REQUEST_SENSE; 634 scmd->cmnd[0] = REQUEST_SENSE;
636 scmd->cmnd[4] = scmd->request_bufflen; 635 scmd->cmnd[4] = scmd->sdb.length;
637 scmd->cmd_len = COMMAND_SIZE(scmd->cmnd[0]); 636 scmd->cmd_len = COMMAND_SIZE(scmd->cmnd[0]);
638 } else { 637 } else {
639 scmd->request_buffer = NULL;
640 scmd->request_bufflen = 0;
641 scmd->sc_data_direction = DMA_NONE; 638 scmd->sc_data_direction = DMA_NONE;
642 scmd->use_sg = 0;
643 if (cmnd) { 639 if (cmnd) {
644 memset(scmd->cmnd, 0, sizeof(scmd->cmnd)); 640 memset(scmd->cmnd, 0, sizeof(scmd->cmnd));
645 memcpy(scmd->cmnd, cmnd, cmnd_size); 641 memcpy(scmd->cmnd, cmnd, cmnd_size);
@@ -676,10 +672,7 @@ void scsi_eh_restore_cmnd(struct scsi_cmnd* scmd, struct scsi_eh_save *ses)
676 scmd->cmd_len = ses->cmd_len; 672 scmd->cmd_len = ses->cmd_len;
677 memcpy(scmd->cmnd, ses->cmnd, sizeof(scmd->cmnd)); 673 memcpy(scmd->cmnd, ses->cmnd, sizeof(scmd->cmnd));
678 scmd->sc_data_direction = ses->data_direction; 674 scmd->sc_data_direction = ses->data_direction;
679 scmd->request_bufflen = ses->bufflen; 675 scmd->sdb = ses->sdb;
680 scmd->request_buffer = ses->buffer;
681 scmd->use_sg = ses->use_sg;
682 scmd->resid = ses->resid;
683 scmd->result = ses->result; 676 scmd->result = ses->result;
684} 677}
685EXPORT_SYMBOL(scsi_eh_restore_cmnd); 678EXPORT_SYMBOL(scsi_eh_restore_cmnd);
@@ -1700,8 +1693,7 @@ scsi_reset_provider(struct scsi_device *dev, int flag)
1700 memset(&scmd->cmnd, '\0', sizeof(scmd->cmnd)); 1693 memset(&scmd->cmnd, '\0', sizeof(scmd->cmnd));
1701 1694
1702 scmd->scsi_done = scsi_reset_provider_done_command; 1695 scmd->scsi_done = scsi_reset_provider_done_command;
1703 scmd->request_buffer = NULL; 1696 memset(&scmd->sdb, 0, sizeof(scmd->sdb));
1704 scmd->request_bufflen = 0;
1705 1697
1706 scmd->cmd_len = 0; 1698 scmd->cmd_len = 0;
1707 1699