app/dumpcap: verify strdup return

[ upstream commit 6bb5ffe3ea9a5ad41848c19c2787df42de2a3cab ]

Add verify strdup return value logic.

Fixes: cbb4414 ("app/dumpcap: add new packet capture application")

Signed-off-by: Chengwen Feng <fengchengwen@huawei.com>

app/dumpcap/main.c

@@ -527,6 +527,11 @@ static void dpdk_init(void)
 	for (i = 1; i < RTE_DIM(args); i++)
 		eal_argv[i] = strdup(args[i]);
 
+	for (i = 0; i < (unsigned int)eal_argc; i++) {
+		if (eal_argv[i] == NULL)
+			rte_panic("No memory\n");
+	}
+
 	if (rte_eal_init(eal_argc, eal_argv) < 0)
 		rte_exit(EXIT_FAILURE, "EAL init failed: is primary process running?\n");