test/hash: check memory allocation

When reserving a specific memory amount, it was possible to pass
the first allocations and fail on a later allocation
where there was no check, resulting in a crash.
It is fixed by stopping the test if allocation failed.

Fixes: fd368e1 ("test/hash: test more corner cases")
Fixes: 9c7d8ee ("test/hash: add RCU tests")
Cc: [email protected]

Signed-off-by: Thomas Monjalon <[email protected]>
Reviewed-by: David Marchand <[email protected]>

Author: tmonjalo

app/test/test_hash_readwrite.c

@@ -70,6 +70,11 @@ test_hash_readwrite_worker(__rte_unused void *arg)
 
 	ret = rte_malloc(NULL, sizeof(int) *
 				tbl_rw_test_param.num_insert, 0);
+	if (ret == NULL) {
+		printf("allocation failed\n");
+		return -1;
+	}
+
 	for (i = 0; i < rte_lcore_count(); i++) {
 		if (worker_core_ids[i] == lcore_id)
 			break;

app/test/test_hash_readwrite_lf_perf.c

@@ -1310,6 +1310,10 @@ test_hash_rcu_qsbr_writer_perf(struct rwc_perf *rwc_perf_results, int rwc_lf,
 
 	sz = rte_rcu_qsbr_get_memsize(RTE_MAX_LCORE);
 	rv = (struct rte_rcu_qsbr *)rte_zmalloc(NULL, sz, RTE_CACHE_LINE_SIZE);
+	if (rv == NULL) {
+		printf("allocation failed\n");
+		goto err;
+	}
 	rcu_config.v = rv;
 
 	if (rte_hash_rcu_qsbr_add(tbl_rwc_test_param.h, &rcu_config) < 0) {