[PATCH 3/3] test/event_crypto_adapter: fix crypto null dev creation

[Anoob Joseph]

> Create crypto null device only if no other crypto devices were found.
> 
> Fixes: 3c2c535ecfc0 ("test: add event crypto adapter auto-test")
> Cc: abhinandan.gujjar at intel.com
> 
> Signed-off-by: Aakash Sasidharan <asasidharan at marvell.com>
> ---
>  app/test/test_event_crypto_adapter.c | 7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)
> 

Acked-by: Anoob Joseph <anoobj at marvell.com>