The asymmetric op pool name buffer is 32 bytes but snprintf is given
RTE_MEMPOOL_NAMESIZE as the size. This is harmless only as long as
RTE_MEMPOOL_NAMESIZE is not larger than 32.

Size the buffer with RTE_MEMPOOL_NAMESIZE and use sizeof() for the
snprintf limit, as the symmetric path already does.

Fixes: ba588ce3f933 ("test/crypto-perf: test asymmetric crypto throughput")
Signed-off-by: Stephen Hemminger <[email protected]>
---
 app/test-crypto-perf/cperf_test_common.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/test-crypto-perf/cperf_test_common.c 
b/app/test-crypto-perf/cperf_test_common.c
index 0bcaa6dfd8..b2eabf470e 100644
--- a/app/test-crypto-perf/cperf_test_common.c
+++ b/app/test-crypto-perf/cperf_test_common.c
@@ -145,7 +145,7 @@ cperf_alloc_common_memory(const struct cperf_options 
*options,
                        struct rte_mempool **pool)
 {
        const char *mp_ops_name;
-       char pool_name[32] = "";
+       char pool_name[RTE_MEMPOOL_NAMESIZE] = "";
        int ret;
 
        /* Calculate the object size */
@@ -154,7 +154,7 @@ cperf_alloc_common_memory(const struct cperf_options 
*options,
 
        if (cperf_is_asym_test(options)) {
                crypto_op_size += sizeof(struct rte_crypto_asym_op);
-               snprintf(pool_name, RTE_MEMPOOL_NAMESIZE, "perf_asym_op_pool%u",
+               snprintf(pool_name, sizeof(pool_name), "perf_asym_op_pool%u",
                         rte_socket_id());
                *pool = rte_crypto_op_pool_create(
                        pool_name, RTE_CRYPTO_OP_TYPE_ASYMMETRIC,
-- 
2.53.0

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