[Xen-devel] [PATCH] xen: arm: ignore zero sized memory banks

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

At least one platform (xgene) has a memory node which contains 4
banks, 3 of which are all zeroes.

Signed-off-by: Ian Campbell <ian.campbell@xxxxxxxxxx>
---
 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 f0b17a3..556061a 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++;
-- 
1.7.10.4


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