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 35f7ab5c6dd47356dfbb16033ce3cc1b99514b8a..e6bd1f915dc616aeaeee3016fef1c424da59baeb 100644 (file)
--- 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)
 {
 #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;
        struct blk_desc *dev_desc = NULL;
        disk_partition_t info;
        int dev, part;