Add support for compiling for Android.
diff --git a/rmi4update/main.cpp b/rmi4update/main.cpp
index a589d7b..a873e63 100644
--- a/rmi4update/main.cpp
+++ b/rmi4update/main.cpp
@@ -22,8 +22,8 @@
 	FirmwareImage image;
 	int opt;
 	int index;
-	const char *deviceName;
-	const char *firmwareName;
+	const char *deviceName = NULL;
+	const char *firmwareName = NULL;
 	bool force = false;
 	static struct option long_options[] = {
 		{"help", 0, NULL, 'h'},