vtest: fix a NULL deref in fuzzer
Passing NULL for args to indicate nop is too tricky to get right. Add a bool for that.
Signed-off-by: Chia-I Wu olvaffe@gmail.com
Passing NULL for args to indicate nop is too tricky to get right. Add a bool for that.
Signed-off-by: Chia-I Wu olvaffe@gmail.com