diff options
Diffstat (limited to 'drivers/of/of_reserved_mem.c')
| -rw-r--r-- | drivers/of/of_reserved_mem.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c index ed7e681efcf0..216648233874 100644 --- a/drivers/of/of_reserved_mem.c +++ b/drivers/of/of_reserved_mem.c @@ -130,8 +130,12 @@ static int __init __reserved_mem_alloc_size(unsigned long node, if (IS_ENABLED(CONFIG_CMA) && of_flat_dt_is_compatible(node, "shared-dma-pool") && of_get_flat_dt_prop(node, "reusable", NULL) - && !of_get_flat_dt_prop(node, "no-map", NULL)) - align = max(align, (phys_addr_t)PAGE_SIZE << max(MAX_ORDER - 1, pageblock_order)); + && !of_get_flat_dt_prop(node, "no-map", NULL)) { + unsigned long order = + max_t(unsigned long, MAX_ORDER - 1, pageblock_order); + + align = max(align, (phys_addr_t)PAGE_SIZE << order); + } prop = of_get_flat_dt_prop(node, "alloc-ranges", &len); if (prop) { |