Re: [U-Boot] [PATCH] mtd: fix false positive "Offset exceeds device limit" error

On Wed, Jul 01, 2015 at 09:35:49PM +0900, Masahiro Yamada wrote:

Since commit 09c3280754f8 (mtd, nand: Move common functions from cmd_nand.c to common place), NAND commands would not work at all on large devices.

=> nand read 80000000 10000 10000

NAND read: Offset exceeds device limit
=> nand erase 100000 100000

NAND erase: Offset exceeds device limit

The type of the "size" of "struct mtd_info" is uint64_t, while mtd_arg_off_size() and mtd_arg_off() treat chipsize as int type. The chipsize is wrapped around if the argument is given with 2GB or larger.

Acked-by: Heiko Schocher hs@denx.de Acked-by: Scott Wood scottwood@freescale.com Signed-off-by: Masahiro Yamada yamada.masahiro@socionext.com

Applied to u-boot/master, thanks!