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Merge "Add missing isShellUser check" into oc-dev

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TreeHugger Robot
2020-07-31 05:24:19 +00:00
committed by Android (Google) Code Review
parent ef5279d9f5 5e2931c656
commit adc8f21ad1
1 changed files with 9 additions and 0 deletions
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9
services/core/java/com/android/server/am/ActivityManagerService.java
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@@ -4251,9 +4251,18 @@ public class ActivityManagerService extends IActivityManager.Stub
return procState;
}
private boolean isCallerShell() {
final int callingUid = Binder.getCallingUid();
return callingUid == SHELL_UID || callingUid == ROOT_UID;
}
@Override
public boolean setProcessMemoryTrimLevel(String process, int userId, int level)
throws RemoteException {
if (!isCallerShell()) {
EventLog.writeEvent(0x534e4554, 160390416, Binder.getCallingUid(), "");
throw new SecurityException("Only shell can call it");
}
synchronized (this) {
final ProcessRecord app = findProcessLocked(process, userId, "setProcessMemoryTrimLevel");
if (app == null) {