From 9559d3d04d6be3a298f763dd68bbe7452c1f317d Mon Sep 17 00:00:00 2001 From: Ian Campbell Date: Mon, 30 Jun 2014 16:38:20 +0100 Subject: [PATCH] xen: arm: ignore zero sized memory banks At least one platform (xgene) has a memory node which contains 4 banks, 3 of which are all zeroes. Signed-off-by: Ian Campbell Acked-by: Stefano Stabellini Acked-by: Julien Grall --- xen/common/device_tree.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/xen/common/device_tree.c b/xen/common/device_tree.c index 310635ea7d..53f779a4f3 100644 --- a/xen/common/device_tree.c +++ b/xen/common/device_tree.c @@ -322,6 +322,8 @@ static void __init process_memory_node(const void *fdt, int node, for ( i = 0; i < banks && early_info.mem.nr_banks < NR_MEM_BANKS; i++ ) { device_tree_get_reg(&cell, address_cells, size_cells, &start, &size); + if ( !size ) + continue; early_info.mem.bank[early_info.mem.nr_banks].start = start; early_info.mem.bank[early_info.mem.nr_banks].size = size; early_info.mem.nr_banks++; -- 2.30.2