On 1/28/25 12:12 AM, Michael wrote:
The problem can be reproduced with U-Boot's sandbox with the default config. Then, run the following commands at the shell: Hit any key to stop autoboot: 0 => env set serial# test => env default -f serial# at which point the program will crash.
Maybe the fix needs to be one level higher ?
diff --git a/drivers/usb/gadget/g_dnl.c b/drivers/usb/gadget/g_dnl.c index 631969b3405..f2540eb6ded 100644 --- a/drivers/usb/gadget/g_dnl.c +++ b/drivers/usb/gadget/g_dnl.c @@ -207,7 +207,8 @@ void g_dnl_clear_detach(void) static int on_serialno(const char *name, const char *value, enum env_op op, int flags) { - g_dnl_set_serialnumber((char *)value); + if (value) + g_dnl_set_serialnumber((char *)value); return 0; } U_BOOT_ENV_CALLBACK(serialno, on_serialno);