On Sat, Dec 3, 2022 at 8:24 AM <yang.yang29@xxxxxxxxxx> wrote: > The implementation of strscpy() is more robust and safer. > That's now the recommended way to copy NUL terminated strings. ... > /* (remove possible '\n') */ > - strncpy(arg, val, ACTION_LEN - 1); > - arg[ACTION_LEN - 1] = '\0'; > + strscpy(arg, val, ACTION_LEN - 1); Should be ACTION_LEN here, no? > p = strchr(arg, '\n'); > if (p) > *p = '\0'; Wouldn't be better to refactor this p = strnchrnul(val, ACTION_LEN, '\n'); strscpy(arg, val, p - val); ? -- With Best Regards, Andy Shevchenko