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am 92c1d283: am 706ad39b: am a2de7fc9: Merge "Prevent accidental unlocking of USB data transfer." into mnc-dev

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* commit '92c1d2834b4528593c66b64e188f8d556641705e':
  Prevent accidental unlocking of USB data transfer.
This commit is contained in:
Zoltan Szatmary-Ban
2015-07-08 12:25:43 +00:00
committed by Android Git Automerger
parent 5bc85aa8db 92c1d2834b
commit 2fbfe42955
1 changed files with 7 additions and 0 deletions
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7
services/usb/java/com/android/server/usb/UsbService.java
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@@ -273,6 +273,13 @@ public class UsbService extends IUsbManager.Stub {
@Override @Override
public void setUsbDataUnlocked(boolean unlocked) { public void setUsbDataUnlocked(boolean unlocked) {
mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USB, null); mContext.enforceCallingOrSelfPermission(android.Manifest.permission.MANAGE_USB, null);
// If attempt to change USB function while file transfer is restricted, ensure that
// usb data is always locked, and return.
UserManager userManager = (UserManager) mContext.getSystemService(Context.USER_SERVICE);
if (userManager.hasUserRestriction(UserManager.DISALLOW_USB_FILE_TRANSFER)) {
if (mDeviceManager != null) mDeviceManager.setUsbDataUnlocked(false);
return;
}
mDeviceManager.setUsbDataUnlocked(unlocked); mDeviceManager.setUsbDataUnlocked(unlocked);
} }