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Commit 86b391cd authored by Christopher Tate's avatar Christopher Tate
Browse files

Prune shared users that the system declares but does not use 

Bug 10184643

Change-Id: I72c5177c621c24fac34bf8744eb6c5108b6d3464
parent 7770dcc3

services/java/com/android/server/pm/PackageManagerService.java

+3 −0
Original line number Diff line number Diff line
@@ -1349,6 +1349,9 @@ public class PackageManagerService extends IPackageManager.Stub { 
            //delete tmp files

            deleteTempPackageFiles();



            // Remove any shared userIDs that have no associated packages

            mSettings.pruneSharedUsersLPw();



            if (!mOnlyCore) {

                EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_PMS_DATA_SCAN_START,

                        SystemClock.uptimeMillis());

services/java/com/android/server/pm/Settings.java

+13 −0
Original line number Diff line number Diff line
@@ -351,6 +351,19 @@ final class Settings { 
        return null;

    }



    void pruneSharedUsersLPw() {

        ArrayList<String> removeStage = new ArrayList<String>();

        for (Map.Entry<String,SharedUserSetting> entry : mSharedUsers.entrySet()) {

            final SharedUserSetting sus = entry.getValue();

            if (sus == null || sus.packages.size() == 0) {

                removeStage.add(entry.getKey());

            }

        }

        for (int i = 0; i < removeStage.size(); i++) {

            mSharedUsers.remove(removeStage.get(i));

        }

    }



    // Transfer ownership of permissions from one package to another.

    void transferPermissionsLPw(String origPkg, String newPkg) {

        // Transfer ownership of permissions to the new package.