From: Alex Kiernan <alex.kiernan@gmail.com>
Date: Wed, 7 Feb 2018 20:01:54 +0000 (+0000)
Subject: Fix misaligned buffer in env_fat_save
X-Git-Tag: v2018.03-rc2~1
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=cda87ec5587261cc813b404f713b102afede0800;p=u-boot

Fix misaligned buffer in env_fat_save

When saving the environment on a platform which has DMA alignment
larger than the natural alignment, env_fat_save triggers a debug
message in file_fat_write:

  Saving Environment to FAT... writing uboot.env
  FAT: Misaligned buffer address (9df1c8e0)
  OK

Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
---

diff --git a/env/fat.c b/env/fat.c
index 35f7ab5c6d..e6bd1f915d 100644
--- a/env/fat.c
+++ b/env/fat.c
@@ -36,7 +36,7 @@ DECLARE_GLOBAL_DATA_PTR;
 #ifdef CMD_SAVEENV
 static int env_fat_save(void)
 {
-	env_t	env_new;
+	env_t __aligned(ARCH_DMA_MINALIGN) env_new;
 	struct blk_desc *dev_desc = NULL;
 	disk_partition_t info;
 	int dev, part;