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path: root/drivers/scsi/isci/core/sci_util.c
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Diffstat (limited to 'drivers/scsi/isci/core/sci_util.c')
-rw-r--r--drivers/scsi/isci/core/sci_util.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/scsi/isci/core/sci_util.c b/drivers/scsi/isci/core/sci_util.c
index 0c75d14240a1..4e60d55836e9 100644
--- a/drivers/scsi/isci/core/sci_util.c
+++ b/drivers/scsi/isci/core/sci_util.c
@@ -59,14 +59,14 @@
void *scic_request_get_virt_addr(struct scic_sds_request *sci_req, dma_addr_t phys_addr)
{
- struct isci_request *ireq = sci_req->ireq;
+ struct isci_request *ireq = sci_req_to_ireq(sci_req);
dma_addr_t offset;
BUG_ON(phys_addr < ireq->request_daddr);
offset = phys_addr - ireq->request_daddr;
- BUG_ON(offset >= ireq->request_alloc_size);
+ BUG_ON(offset >= sizeof(*ireq));
return (char *)ireq + offset;
}
@@ -74,14 +74,13 @@ void *scic_request_get_virt_addr(struct scic_sds_request *sci_req, dma_addr_t ph
dma_addr_t scic_io_request_get_dma_addr(struct scic_sds_request *sds_request,
void *virt_addr)
{
- struct isci_request *isci_request = sds_request->ireq;
+ struct isci_request *isci_request = sci_req_to_ireq(sds_request);
char *requested_addr = (char *)virt_addr;
char *base_addr = (char *)isci_request;
BUG_ON(requested_addr < base_addr);
- BUG_ON((requested_addr - base_addr) >=
- isci_request->request_alloc_size);
+ BUG_ON((requested_addr - base_addr) >= sizeof(*isci_request));
return isci_request->request_daddr + (requested_addr - base_addr);
}