Structure device not freed in error case

In case of an error in the call usb_device_get_fd()
the memory created by usb_open_device() is never
freed.

Added a call to usb_device_close in case of error to
release the allocated memory.

Change-Id: Iaa83674f000242d80604dd30c782236f7afd90c2

services/jni/com_android_server_UsbHostManager.cpp

@@ -163,8 +163,10 @@ static jobject android_server_UsbHostManager_openDevice(JNIEnv *env, jobject thi
         return NULL;
 
     int fd = usb_device_get_fd(device);
-    if (fd < 0)
+    if (fd < 0) {
+        usb_device_close(device);
         return NULL;
+    }
     int newFD = dup(fd);
     usb_device_close(device);