Use proper package name and UID when checking write settings access

bug:26941229

Change-Id: I338fe6dd7c1b97f273909672cdd7d4fa207185ce

1 files changed, 4 insertions, 6 deletions

diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index 69dd9e5abe69..f4d63acdb4e8 100755
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -1569,9 +1569,8 @@ public final class Settings {
      * @return true if the calling app can draw on top of other apps, false otherwise.
      */
     public static boolean canDrawOverlays(Context context) {
-        int uid = Binder.getCallingUid();
-        return Settings.isCallingPackageAllowedToDrawOverlays(context, uid, Settings
-                .getPackageNameForUid(context, uid), false);
+        return Settings.isCallingPackageAllowedToDrawOverlays(context, Process.myUid(),
+                context.getOpPackageName(), false);
     }
 
     /**
@@ -3885,9 +3884,8 @@ public final class Settings {
          * @return true if the calling app can write to system settings, false otherwise
          */
         public static boolean canWrite(Context context) {
-            int uid = Binder.getCallingUid();
-            return isCallingPackageAllowedToWriteSettings(context, uid, getPackageNameForUid(
-                    context, uid), false);
+            return isCallingPackageAllowedToWriteSettings(context, Process.myUid(),
+                    context.getOpPackageName(), false);
         }
     }