drm/radeon: fix formatting

Preparatory patch: patches to follow will touch a piece of code
that had broken indentication, so fix it before touching it.
Signed-off-by: NIlija Hadzic <ihadzic@research.bell-labs.com>
Reviewed-by: NMarek Olšák <maraeo@gmail.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/radeon/r100.c

@@ -2128,9 +2128,8 @@ int r100_cs_parse(struct radeon_cs_parser *p)
 				  pkt.type);
 			return -EINVAL;
 		}
-		if (r) {
+		if (r)
 			return r;
-		}
 	} while (p->idx < p->chunks[p->chunk_ib_idx].length_dw);
 	return 0;
 }