feature/openssl: fixup some insufficient

examples/09_openssl_client/README.md

@@ -6,7 +6,7 @@ First you should config the project by "make menuconfig":
   Example Configuration ->
     1. Target Domain : the domain that you want to connect to, and default is "www.baidu.com".
     2. Target port number : the port number of the target domain, and default is 443.
-    3. WiFi SSID : you own wifi, which you pc is connected to alse, and default is "myssid".
+    3. WiFi SSID : you own wifi, which is connected to the Internet, and default is "myssid".
     4. WiFi Password : wifi password, and default is "mypassword"
 
 If you want to test the OpenSSL client demo:

examples/09_openssl_client/main/component.mk

@@ -1,8 +1,3 @@
 #
 # Main Makefile. This is basically the same as a component makefile.
 #
-# This Makefile should, at the very least, just include $(IDF_PATH)/make/component_common.mk. By default, 
-# this will take the sources in the src/ directory, compile them and link them into 
-# lib(subdirectory_name).a in the build directory. This behaviour is entirely configurable,
-# please read the ESP-IDF documents if you need to do this.
-#

examples/09_openssl_client/main/openssl_client.c

@@ -55,9 +55,10 @@ void openssl_demo_thread(void *p)
     struct ip4_addr *ip4_addr;
     
     int recv_bytes = 0;
-    char send_data[] = OPENSSL_DEMO_REQUEST;
-    int send_bytes = sizeof(send_data);
     char recv_buf[OPENSSL_DEMO_RECV_BUF_LEN];
+    
+    const char send_data[] = OPENSSL_DEMO_REQUEST;
+    const int send_bytes = sizeof(send_data);
 
     ESP_LOGI(TAG, "OpenSSL demo thread start OK");
 
@@ -171,7 +172,6 @@ static void openssl_client_init(void)
 {
     int ret;
     xTaskHandle openssl_handle;
-    extern void openssl_demo_thread(void *p);
 
     ret = xTaskCreate(openssl_demo_thread,
                       OPENSSL_DEMO_THREAD_NAME,
@@ -182,7 +182,6 @@ static void openssl_client_init(void)
 
     if (ret != pdPASS)  {
         ESP_LOGI(TAG, "create thread %s failed", OPENSSL_DEMO_THREAD_NAME);
-        return ;
     }
 }