| Message ID | 20240131003549.147784-4-justintee8345@gmail.com (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | lpfc: Update lpfc to revision 14.4.0.0 | expand |
On 1/30/24 16:35, Justin Tee wrote: > The sg_dma_len API should be used to retrieve a scatterlist's length > instead of directly accessing scatterlist->length. > > Signed-off-by: Justin Tee <justin.tee@broadcom.com> > --- > drivers/scsi/lpfc/lpfc_scsi.c | 8 ++++---- > 1 file changed, 4 insertions(+), 4 deletions(-) > > diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c > index d26941b131fd..07e941da8a16 100644 > --- a/drivers/scsi/lpfc/lpfc_scsi.c > +++ b/drivers/scsi/lpfc/lpfc_scsi.c > @@ -2728,14 +2728,14 @@ lpfc_calc_bg_err(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd) > sgde = scsi_sglist(cmd); > blksize = scsi_prot_interval(cmd); > data_src = (uint8_t *)sg_virt(sgde); > - data_len = sgde->length; > + data_len = sg_dma_len(sgde); > if ((data_len & (blksize - 1)) == 0) > chk_guard = 1; > > src = (struct scsi_dif_tuple *)sg_virt(sgpe); > start_ref_tag = scsi_prot_ref_tag(cmd); > start_app_tag = src->app_tag; > - len = sgpe->length; > + len = sg_dma_len(sgpe); > while (src && protsegcnt) { > while (len) { > > @@ -2800,7 +2800,7 @@ lpfc_calc_bg_err(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd) > goto out; > > data_src = (uint8_t *)sg_virt(sgde); > - data_len = sgde->length; > + data_len = sg_dma_len(sgde); > if ((data_len & (blksize - 1)) == 0) > chk_guard = 1; > } > @@ -2810,7 +2810,7 @@ lpfc_calc_bg_err(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd) > sgpe = sg_next(sgpe); > if (sgpe) { > src = (struct scsi_dif_tuple *)sg_virt(sgpe); > - len = sgpe->length; > + len = sg_dma_len(sgpe); > } else { > src = NULL; > } Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c index d26941b131fd..07e941da8a16 100644 --- a/drivers/scsi/lpfc/lpfc_scsi.c +++ b/drivers/scsi/lpfc/lpfc_scsi.c @@ -2728,14 +2728,14 @@ lpfc_calc_bg_err(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd) sgde = scsi_sglist(cmd); blksize = scsi_prot_interval(cmd); data_src = (uint8_t *)sg_virt(sgde); - data_len = sgde->length; + data_len = sg_dma_len(sgde); if ((data_len & (blksize - 1)) == 0) chk_guard = 1; src = (struct scsi_dif_tuple *)sg_virt(sgpe); start_ref_tag = scsi_prot_ref_tag(cmd); start_app_tag = src->app_tag; - len = sgpe->length; + len = sg_dma_len(sgpe); while (src && protsegcnt) { while (len) { @@ -2800,7 +2800,7 @@ lpfc_calc_bg_err(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd) goto out; data_src = (uint8_t *)sg_virt(sgde); - data_len = sgde->length; + data_len = sg_dma_len(sgde); if ((data_len & (blksize - 1)) == 0) chk_guard = 1; } @@ -2810,7 +2810,7 @@ lpfc_calc_bg_err(struct lpfc_hba *phba, struct lpfc_io_buf *lpfc_cmd) sgpe = sg_next(sgpe); if (sgpe) { src = (struct scsi_dif_tuple *)sg_virt(sgpe); - len = sgpe->length; + len = sg_dma_len(sgpe); } else { src = NULL; }
The sg_dma_len API should be used to retrieve a scatterlist's length instead of directly accessing scatterlist->length. Signed-off-by: Justin Tee <justin.tee@broadcom.com> --- drivers/scsi/lpfc/lpfc_scsi.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)