Fix working with empty query

webserver/doskast-trigger-connect.c

@@ -97,12 +97,10 @@ main(){
 	}
 	s_cgi *cgi;
 	while(FCGI_Accept() >= 0) {
+		// cgiReadVariables() returns NULL if QUESRY_STRING is empty,
+		// and it is empty when neither width not height are defined,
+		// so checking its return value is useless.
 		cgi = cgiInit();
-		if (cgi == NULL) {
-			fprintf(stderr, "%s\n", "Error initializaing CGI");
-			http_code = HTTP_ERROR;
-			goto fcgi_out;
-		}
 		char *ip = getenv("REMOTE_ADDR");
 		if (ip == NULL) {
 			fprintf(stderr, "%s\n", "Env REMOTE_ADDR is not set");