we only allocate the HTTP struct if we need to

lib/http.c

@@ -390,11 +390,15 @@ CURLcode Curl_http(struct connectdata *conn)
   char *host = conn->name;
   long *bytecount = &conn->bytecount;
 
+  if(!conn->proto.http) {
+    /* Only allocate this struct if we don't already have it! */
+
     http = (struct HTTP *)malloc(sizeof(struct HTTP));
     if(!http)
       return CURLE_OUT_OF_MEMORY;
     memset(http, 0, sizeof(struct HTTP));
     conn->proto.http = http;
+  }
 
   if ( (conn->protocol&(PROT_HTTP|PROT_FTP)) &&
        data->bits.upload) {