fix: fix the if condition in clusterManagerShowClusterInfo

src/redis-cli.c

@@ -2841,7 +2841,7 @@ static void clusterManagerShowClusterInfo(void) {
                     replicas++;
             }
             redisReply *reply = CLUSTER_MANAGER_COMMAND(node, "DBSIZE");
-            if (reply != NULL || reply->type == REDIS_REPLY_INTEGER)
+            if (reply != NULL && reply->type == REDIS_REPLY_INTEGER)
                 dbsize = reply->integer;
             if (dbsize < 0) {
                 char *err = "";