graph: fix xstats description allocation

Fix the extended stats name allocation size: instead of allocating
RTE_NODE_XSTAT_DESC_SIZE (64 bytes), only sizeof(RTE_NODE_XSTAT_DESC_SIZE)
were allocated for each xstat name.

Fixes: 070db97 ("graph: support node xstats")
Cc: [email protected]

Signed-off-by: Christophe Fontaine <[email protected]>
Acked-by: Pavan Nikhilesh <[email protected]>

Author: christophefontaine

lib/graph/graph_stats.c

@@ -302,7 +302,7 @@ stats_mem_populate(struct rte_graph_cluster_stats *stats,
 				    graph_node->node->name, graph->name);
 
 		cluster->stat.xstat_desc = rte_zmalloc_socket(NULL,
-			sizeof(RTE_NODE_XSTAT_DESC_SIZE) * graph_node->node->xstats->nb_xstats,
+			RTE_NODE_XSTAT_DESC_SIZE * graph_node->node->xstats->nb_xstats,
 			RTE_CACHE_LINE_SIZE, stats->socket_id);
 		if (cluster->stat.xstat_desc == NULL) {
 			rte_free(cluster->stat.xstat_count);