scsi: remove the second argument of k[un]map_atomic()

Signed-off-by: Cong Wang <amwang@redhat.com>
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index b2c95db..a33b2b6 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -2567,7 +2567,7 @@
 	if (*len > sg_len)
 		*len = sg_len;
 
-	return kmap_atomic(page, KM_BIO_SRC_IRQ);
+	return kmap_atomic(page);
 }
 EXPORT_SYMBOL(scsi_kmap_atomic_sg);
 
@@ -2577,6 +2577,6 @@
  */
 void scsi_kunmap_atomic_sg(void *virt)
 {
-	kunmap_atomic(virt, KM_BIO_SRC_IRQ);
+	kunmap_atomic(virt);
 }
 EXPORT_SYMBOL(scsi_kunmap_atomic_sg);