IB/mlx4: Fix code indentation in QP1 MAD flow

The indentation in the QP1 GRH flow in procedure build_mlx_header is
really confusing. Fix it, in preparation for a commit which touches
this code.

Fixes: 1ffeb2eb ("IB/mlx4: SR-IOV IB context objects and proxy/tunnel SQP support")
Signed-off-by: Jack Morgenstein <jackm@dev.mellanox.co.il>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>

drivers/infiniband/hw/mlx4/qp.c

@@ -2493,25 +2493,27 @@ static int build_mlx_header(struct mlx4_ib_sqp *sqp, struct ib_ud_wr *wr,
 		sqp->ud_header.grh.flow_label    =
 			ah->av.ib.sl_tclass_flowlabel & cpu_to_be32(0xfffff);
 		sqp->ud_header.grh.hop_limit     = ah->av.ib.hop_limit;
-		if (is_eth)
+		if (is_eth) {
 			memcpy(sqp->ud_header.grh.source_gid.raw, sgid.raw, 16);
-		else {
+		} else {
 			if (mlx4_is_mfunc(to_mdev(ib_dev)->dev)) {
 				/* When multi-function is enabled, the ib_core gid
 				 * indexes don't necessarily match the hw ones, so
-			 * we must use our own cache */
+				 * we must use our own cache
+				 */
 				sqp->ud_header.grh.source_gid.global.subnet_prefix =
 					to_mdev(ib_dev)->sriov.demux[sqp->qp.port - 1].
 							       subnet_prefix;
 				sqp->ud_header.grh.source_gid.global.interface_id =
 					to_mdev(ib_dev)->sriov.demux[sqp->qp.port - 1].
 						       guid_cache[ah->av.ib.gid_index];
-		} else
+			} else {
 				ib_get_cached_gid(ib_dev,
 						  be32_to_cpu(ah->av.ib.port_pd) >> 24,
 						  ah->av.ib.gid_index,
 						  &sqp->ud_header.grh.source_gid, NULL);
 			}
+		}
 		memcpy(sqp->ud_header.grh.destination_gid.raw,
 		       ah->av.ib.dgid, 16);
 	}