diff options
Diffstat (limited to 'drivers/scsi/fnic/fnic_scsi.c')
| -rw-r--r-- | drivers/scsi/fnic/fnic_scsi.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c index 25436cd..266b909 100644 --- a/drivers/scsi/fnic/fnic_scsi.c +++ b/drivers/scsi/fnic/fnic_scsi.c @@ -330,6 +330,7 @@ static inline int fnic_queue_wq_copy_desc(struct fnic *fnic, int flags; u8 exch_flags; struct scsi_lun fc_lun; + int r; if (sg_count) { /* For each SGE, create a device desc entry */ @@ -346,6 +347,12 @@ static inline int fnic_queue_wq_copy_desc(struct fnic *fnic, io_req->sgl_list, sizeof(io_req->sgl_list[0]) * sg_count, PCI_DMA_TODEVICE); + + r = pci_dma_mapping_error(fnic->pdev, io_req->sgl_list_pa); + if (r) { + printk(KERN_ERR "PCI mapping failed with error %d\n", r); + return SCSI_MLQUEUE_HOST_BUSY; + } } io_req->sense_buf_pa = pci_map_single(fnic->pdev, @@ -353,6 +360,15 @@ static inline int fnic_queue_wq_copy_desc(struct fnic *fnic, SCSI_SENSE_BUFFERSIZE, PCI_DMA_FROMDEVICE); + r = pci_dma_mapping_error(fnic->pdev, io_req->sense_buf_pa); + if (r) { + pci_unmap_single(fnic->pdev, io_req->sgl_list_pa, + sizeof(io_req->sgl_list[0]) * sg_count, + PCI_DMA_TODEVICE); + printk(KERN_ERR "PCI mapping failed with error %d\n", r); + return SCSI_MLQUEUE_HOST_BUSY; + } + int_to_scsilun(sc->device->lun, &fc_lun); /* Enqueue the descriptor in the Copy WQ */ |
