[U-Boot] [PATCH] nand: Fix set_dev checks for no device

If we do nand device 0 command in u-boot on a device that has NAND support enabled but no NAND chip, we can get data abort at least on omaps.

Fix the issue by adding a check for nand_info[dev].

Signed-off-by: Tony Lindgren tony@atomide.com --- a/cmd/nand.c +++ b/cmd/nand.c @@ -116,7 +116,7 @@ free_dat: static int set_dev(int dev) { if (dev < 0 || dev >= CONFIG_SYS_MAX_NAND_DEVICE || - !nand_info[dev]->name) { + !nand_info[dev] || !nand_info[dev]->name) { puts("No such device\n"); return -1; }