diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/ipr.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index b41dfb5..c316a0b 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -5134,6 +5134,7 @@ static void ipr_build_ata_ioadl(struct ipr_cmnd *ipr_cmd, u32 ioadl_flags = 0; struct ipr_ioarcb *ioarcb = &ipr_cmd->ioarcb; struct ipr_ioadl_desc *ioadl = ipr_cmd->ioadl; + struct ipr_ioadl_desc *last_ioadl = NULL; int len = qc->nbytes + qc->pad_len; struct scatterlist *sg; @@ -5156,11 +5157,13 @@ static void ipr_build_ata_ioadl(struct ipr_cmnd *ipr_cmd, ata_for_each_sg(sg, qc) { ioadl->flags_and_data_len = cpu_to_be32(ioadl_flags | sg_dma_len(sg)); ioadl->address = cpu_to_be32(sg_dma_address(sg)); - if (ata_sg_is_last(sg, qc)) - ioadl->flags_and_data_len |= cpu_to_be32(IPR_IOADL_FLAGS_LAST); - else - ioadl++; + + last_ioadl = ioadl; + ioadl++; } + + if (likely(last_ioadl)) + last_ioadl->flags_and_data_len |= cpu_to_be32(IPR_IOADL_FLAGS_LAST); } /** |