app/procinfo: remove unnecessary rte_malloc

[ upstream commit cfe29906c69bedb5f87dadcc02703ce46e80f37e ]

Better to use malloc() which is faster than rte_malloc()
and has more error checking, as is done already for statistics.

Fixes: 077c546 ("app/proc_info: add metrics displaying")

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Acked-by: Chengwen Feng <fengchengwen@huawei.com>

app/proc-info/main.c

@@ -19,7 +19,6 @@
 #include <rte_common.h>
 #include <rte_debug.h>
 #include <rte_ethdev.h>
-#include <rte_malloc.h>
 #include <rte_memory.h>
 #include <rte_memzone.h>
 #include <rte_launch.h>
@@ -621,24 +620,23 @@ metrics_display(int port_id)
 		return;
 	}
 
-	metrics = rte_malloc("proc_info_metrics",
-		sizeof(struct rte_metric_value) * len, 0);
+	metrics = malloc(sizeof(struct rte_metric_value) * len);
 	if (metrics == NULL) {
 		printf("Cannot allocate memory for metrics\n");
 		return;
 	}
 
-	names =  rte_malloc(NULL, sizeof(struct rte_metric_name) * len, 0);
+	names = malloc(sizeof(struct rte_metric_name) * len);
 	if (names == NULL) {
 		printf("Cannot allocate memory for metrics names\n");
-		rte_free(metrics);
+		free(metrics);
 		return;
 	}
 
 	if (len != rte_metrics_get_names(names, len)) {
 		printf("Cannot get metrics names\n");
-		rte_free(metrics);
-		rte_free(names);
+		free(metrics);
+		free(names);
 		return;
 	}
 
@@ -650,8 +648,8 @@ metrics_display(int port_id)
 	ret = rte_metrics_get_values(port_id, metrics, len);
 	if (ret < 0 || ret > len) {
 		printf("Cannot get metrics values\n");
-		rte_free(metrics);
-		rte_free(names);
+		free(metrics);
+		free(names);
 		return;
 	}
 
@@ -660,8 +658,8 @@ metrics_display(int port_id)
 		printf("%s: %"PRIu64"\n", names[i].name, metrics[i].value);
 
 	printf("%s############################\n", nic_stats_border);
-	rte_free(metrics);
-	rte_free(names);
+	free(metrics);
+	free(names);
 }
 #endif