fix potential leakage issues

If validating the size of the buffer fails during the flattening process of GraphicBuffer, fd leakage will occur; You can easily reproduce this problem when validating the size of the buffer fails or simply setting the error to non NOERROR.

Bug: 381504577
Test: Manual

Change-Id: I7e0ba4a889d6888cc5794a0f226f6638e104eb81

1 files changed, 2 insertions, 0 deletions

diff --git a/libs/ui/GraphicBuffer.cpp b/libs/ui/GraphicBuffer.cpp
index b0c6e44b2b..18c9a6bc48 100644
--- a/libs/ui/GraphicBuffer.cpp
+++ b/libs/ui/GraphicBuffer.cpp
@@ -596,6 +596,8 @@ status_t GraphicBuffer::unflatten(void const*& buffer, size_t& size, int const*&
             width = height = stride = format = usage_deprecated = 0;
             layerCount = 0;
             usage = 0;
+            native_handle_close(handle);
+            native_handle_delete(const_cast<native_handle_t*>(handle));
             handle = nullptr;
             ALOGE("unflatten: registerBuffer failed: %s (%d)", strerror(-err), err);
             return err;