Style changes

Author: sarahmarshy

ESP8266/ESP8266.h

@@ -116,13 +116,14 @@ class ESP8266
      *               see @a nsapi_error
      */
     int scan(WiFiAccessPoint *res, unsigned limit);
+    
     /**Perform a dns query
     *
     * @param name Hostname to resolve
     * @param ip   Buffer to store IP address
     * @return 0 true on success, false on failure
     */
-    bool dns_lookup(const char* name, char* ip);
+    bool dns_lookup(const char *name, char *ip);
 
     /**
     * Open a socketed connection

ESP8266Interface.cpp

@@ -77,14 +77,13 @@ nsapi_error_t ESP8266Interface::gethostbyname(const char* name, SocketAddress *a
         return NSAPI_ERROR_OK;
     }
 
-    char* ipbuff = (char*)malloc(256);
+    char* ipbuff = new char[NSAPI_IP_SIZE];
     int ret = 0;
 
-    if(!_esp.dns_lookup(name, ipbuff))
-    {
+    if(!_esp.dns_lookup(name, ipbuff)) {
         ret = NSAPI_ERROR_DEVICE_ERROR;
     }
-    else{
+    else {
         address->set_ip_address(ipbuff);
     }
     free(ipbuff);