The crypto performance application requires at least
two cores: one master core that launches the other slaves
and one core acting as slave running the crypto device.

Fixes: f8be1786b1b8 ("app/crypto-perf: introduce performance test application")
Cc: sta...@dpdk.org

Signed-off-by: Pablo de Lara <pablo.de.lara.gua...@intel.com>
---
 app/test-crypto-perf/main.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/app/test-crypto-perf/main.c b/app/test-crypto-perf/main.c
index d905e13a1..26e78ff43 100644
--- a/app/test-crypto-perf/main.c
+++ b/app/test-crypto-perf/main.c
@@ -80,6 +80,12 @@ cperf_initialize_cryptodev(struct cperf_options *opts, 
uint8_t *enabled_cdevs,
 
        nb_lcores = rte_lcore_count() - 1;
 
+       if (nb_lcores < 1) {
+               RTE_LOG(ERR, USER1,
+                       "Number of enabled cores need to be higher than 1\n");
+               return -EINVAL;
+       }
+
        /*
         * Use less number of devices,
         * if there are more available than cores.
-- 
2.17.0

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