From b3b44c674a473bdd3d53cf5196fae897107af619 Mon Sep 17 00:00:00 2001
From: Rick Chen <rick@andestech.com>
Date: Thu, 20 Oct 2022 13:56:17 +0800
Subject: [PATCH] riscv: ae350: Check firmware_fdt_addr header
Check firmware_fdt_addr header to see if it
is a valid fdt blob.
Signed-off-by: Rick Chen <rick@andestech.com>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
---
board/AndesTech/ax25-ae350/ax25-ae350.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/board/AndesTech/ax25-ae350/ax25-ae350.c b/board/AndesTech/ax25-ae350/ax25-ae350.c
index 36f0dd4b0f..63a966e092 100644
--- a/board/AndesTech/ax25-ae350/ax25-ae350.c
+++ b/board/AndesTech/ax25-ae350/ax25-ae350.c
@@ -60,7 +60,7 @@ void *board_fdt_blob_setup(int *err)
*err = 0;
if (IS_ENABLED(CONFIG_OF_SEPARATE) || IS_ENABLED(CONFIG_OF_BOARD)) {
- if (gd->arch.firmware_fdt_addr)
+ if (fdt_magic((uintptr_t)gd->arch.firmware_fdt_addr) == FDT_MAGIC)
return (void *)(ulong)gd->arch.firmware_fdt_addr;
}
--
2.39.5