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
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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