SerialImp.c:RXTXPort(open) - on failure release file descriptor and lock

Author: dilyanpalauzov

src/main/c/src/SerialImp.c

@@ -738,7 +738,10 @@ JNIEXPORT jint JNICALL RXTXPort(open)(
        }
 #endif /* OPEN_EXCL */
 
-	if( configure_port( fd ) ) goto fail;
+	if( configure_port( fd ) ) {
+		close(fd);
+		goto fail;
+	}
 	(*env)->ReleaseStringUTFChars( env, jstr, filename );
 	snprintf( message, sizeof(message), "open: fd returned is %i\n", fd );
 	report( message );
@@ -747,6 +750,7 @@ JNIEXPORT jint JNICALL RXTXPort(open)(
 	return (jint)fd;
 
 fail:
+	UNLOCK(filename, pid);
 	(*env)->ReleaseStringUTFChars( env, jstr, filename );
 	LEAVE( "RXTXPort:open" );
 	throw_java_exception( env, PORT_IN_USE_EXCEPTION, "open",