[XFS] use get_unaligned_* helpers

SGI-PV: 981498

SGI-Modid: xfs-linux-melb:xfs-kern:31813a
Signed-off-by: NHarvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: NLachlan McIlroy <lachlan@sgi.com>

fs/xfs/xfs_inode.c

@@ -580,8 +580,8 @@ xfs_iformat_extents(
 		xfs_validate_extents(ifp, nex, XFS_EXTFMT_INODE(ip));
 		for (i = 0; i < nex; i++, dp++) {
 			xfs_bmbt_rec_host_t *ep = xfs_iext_get_ext(ifp, i);
-			ep->l0 = be64_to_cpu(get_unaligned(&dp->l0));
-			ep->l1 = be64_to_cpu(get_unaligned(&dp->l1));
+			ep->l0 = get_unaligned_be64(&dp->l0);
+			ep->l1 = get_unaligned_be64(&dp->l1);
 		}
 		XFS_BMAP_TRACE_EXLIST(ip, nex, whichfork);
 		if (whichfork != XFS_DATA_FORK ||