[U-Boot] [PATCH] NAND boot: fix nand_load overlap issue

The code copy data from NAND flash block by block, so when the data length isn't a whole-number multiple of the block size, it will overlap the rest space.

Signed-off-by: Mingkai Hu Mingkai.hu@freescale.com --- nand_spl/nand_boot_fsl_elbc.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/nand_spl/nand_boot_fsl_elbc.c b/nand_spl/nand_boot_fsl_elbc.c index 0d0c44e..7f14a6f 100644 --- a/nand_spl/nand_boot_fsl_elbc.c +++ b/nand_spl/nand_boot_fsl_elbc.c @@ -120,7 +120,7 @@ static void nand_load(unsigned int offs, int uboot_size, uchar *dst)

pos += page_size; offs += page_size; - } while (offs & (block_size - 1)); + } while ((offs & (block_size - 1)) && (pos < uboot_size)); } }