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-rw-r--r--mm/memblock.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/memblock.c b/mm/memblock.c
index b8d9147e5c08..2cce8b3e76ed 100644
--- a/mm/memblock.c
+++ b/mm/memblock.c
@@ -771,6 +771,9 @@ static phys_addr_t __init memblock_alloc_base_nid(phys_addr_t size,
{
phys_addr_t found;
+ if (WARN_ON(!align))
+ align = __alignof__(long long);
+
/* align @size to avoid excessive fragmentation on reserved array */
size = round_up(size, align);