[SG] Update drivers to use sg helpers

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

1 files changed, 4 insertions, 8 deletions

diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c
index 78779209ac89..c8923108183a 100644
--- a/drivers/scsi/megaraid/megaraid_mbox.c
+++ b/drivers/scsi/megaraid/megaraid_mbox.c
@@ -1584,10 +1584,8 @@ megaraid_mbox_build_cmd(adapter_t *adapter, struct scsi_cmnd *scp, int *busy)
                         caddr_t                 vaddr;
 
                         sgl = scsi_sglist(scp);
-                        if (sgl->page) {
-                                vaddr = (caddr_t)
-                                        (page_address((&sgl[0])->page)
-                                         + (&sgl[0])->offset);
+                        if (sg_page(sgl)) {
+                                vaddr = (caddr_t) sg_virt(&sgl[0]);
 
                                 memset(vaddr, 0, scp->cmnd[4]);
                         }
@@ -2328,10 +2326,8 @@ megaraid_mbox_dpc(unsigned long devp)
                                 && IS_RAID_CH(raid_dev, scb->dev_channel)) {
 
                         sgl = scsi_sglist(scp);
-                        if (sgl->page) {
-                                c = *(unsigned char *)
-                                        (page_address((&sgl[0])->page) +
-                                         (&sgl[0])->offset);
+                        if (sg_page(sgl)) {
+                                c = *(unsigned char *) sg_virt(&sgl[0]);
                         } else {
                                 con_log(CL_ANN, (KERN_WARNING
                                                  "megaraid mailbox: invalid sg:%d\n",