diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index a6e653a4f5b1..f16c7ce3bf3f 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -1150,7 +1150,6 @@ static int pbus_size_mem(struct pci_bus *bus, unsigned long mask,
 		min_align = 1ULL << (max_order + __ffs(SZ_1M));
 		min_align = max(min_align, win_align);
 		size0 = calculate_memsize(size, min_size, 0, 0, resource_size(b_res), win_align);
-		add_align = win_align;
 		pci_info(bus->self, "bridge window %pR to %pR requires relaxed alignment rules\n",
 			 b_res, &bus->busn_res);
 	}