diff --git a/test/case52/src/testcase52.c b/test/case52/src/testcase52.c
index af30aa4..7741435 100755
--- a/test/case52/src/testcase52.c
+++ b/test/case52/src/testcase52.c
@@ -170,12 +170,12 @@ void *handleUdpTransmission(void *arg)
     char *ctrl_message = "ready";
     sendto(sockfd_case52, ctrl_message, strlen(ctrl_message), 0,
            (struct sockaddr *)&server_addr_case52, sizeof(server_addr_case52));
-    printf("[sendto]:%s\n", message);
+    printf("[sendto]:%s\n", ctrl_message);
 
     char ctrl_buffer[CTRL_BUFFER_SIZE];
     struct sockaddr_in from_addr;
     socklen_t from_addr_len = sizeof(from_addr);
-    int recv_len
+    int recv_len;
     int strcmp_flag = 1;
 
     while (strcmp_flag)
@@ -193,7 +193,7 @@ void *handleUdpTransmission(void *arg)
             printf("[mmap]:wr...\n");
             mapped_addr = (volatile uint32_t *)ucp4008_ctrl_mmap_base;
             *mapped_addr = 0xA5A55A5A;
-            print("[mmap]: wr 0xA5A55A5A done :) \n");
+            printf("[mmap]: wr 0xA5A55A5A done :) \n");
             strcmp_flag = 0;
         } else {
             printf("[recvfrom]:strcmp no ok!\n");