Point ResXMLTree to a copy of the asset buffer in AssetManager::getPkgName()

This ensures that there is no dangling pointer when the asset is closed.
Without this fix, a device ends up in a boot loop when an app is
installed that was created using aapt2.

Reference:
https://github.com/TwidereProject/Twidere-Android/issues/963#issuecomment-335616312

Signed-off-by: Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/libs/androidfw/AssetManager.cpp b/libs/androidfw/AssetManager.cpp
index e6e45633dc4..f99154ea6fd 100644
--- a/libs/androidfw/AssetManager.cpp
+++ b/libs/androidfw/AssetManager.cpp
@@ -421,7 +421,7 @@ String8 AssetManager::getPkgName(const char *apkPath) {
 
         Asset* manifestAsset = openNonAssetInPathLocked(kAndroidManifest, Asset::ACCESS_BUFFER, ap);
         tree.setTo(manifestAsset->getBuffer(true),
-                       manifestAsset->getLength());
+		   manifestAsset->getLength(), true);
         tree.restart();
 
         size_t len;