[PATCH 04/10] of/reserved_mem: Use dt_root_addr_size_bytes() instead of open-coding it

[Yuntao Wang <yuntao.wang@linux.dev>]

Use dt_root_addr_size_bytes() instead of open-coding it in
__reserved_mem_alloc_size() to improve code maintainability.

Signed-off-by: Yuntao Wang <yuntao.wang@linux.dev>
---
 drivers/of/of_reserved_mem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/of/of_reserved_mem.c b/drivers/of/of_reserved_mem.c
index 0e6b0e7968a9..8d9139f4297f 100644
--- a/drivers/of/of_reserved_mem.c
+++ b/drivers/of/of_reserved_mem.c
@@ -401,7 +401,7 @@ static int __init __reserved_mem_alloc_in_range(phys_addr_t size,
  */
 static int __init __reserved_mem_alloc_size(unsigned long node, const char *uname)
 {
-	int t_len = (dt_root_addr_cells + dt_root_size_cells) * sizeof(__be32);
+	int t_len = dt_root_addr_size_bytes();
 	phys_addr_t start = 0, end = 0;
 	phys_addr_t base = 0, align = 0, size;
 	int len;
-- 
2.51.0