Address a few compiler warnings

Change-Id: I6e063fba8d58c8c53da6bca6292c84e3392aee50
diff --git a/install.cpp b/install.cpp
index 9db5640..8e3d6d6 100644
--- a/install.cpp
+++ b/install.cpp
@@ -219,7 +219,7 @@
     ui->Print("Verifying update package...\n");
 
     int err;
-    err = verify_file(map.addr, map.length, loadedKeys, numKeys);
+    err = verify_file(map.addr, map.length);
     free(loadedKeys);
     LOGI("verify_file returned %d\n", err);
     if (err != VERIFY_SUCCESS) {