rust_binder: allocation: call trace_transaction_failed_buffer_release()

Call `trace_transaction_failed_buffer_release()` when transaction
fails in `NewAllocation`'s destructor. This provides visibility into
the failed buffer releases.

Signed-off-by: Sagar Taunk <sagartaunk@proton.me>
Link: https://patch.msgid.link/20260927125622.676342-3-sagartaunk@proton.me
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/drivers/android/binder/allocation.rs b/drivers/android/binder/allocation.rs
index 2f0763e6868d..19ee626b5b89 100644
--- a/drivers/android/binder/allocation.rs
+++ b/drivers/android/binder/allocation.rs
@@ -20,6 +20,7 @@ use crate::{
     defs::*,
     node::{Node, NodeRef},
     process::Process,
+    trace::trace_transaction_failed_buffer_release,
     DArc,
 };
 
@@ -325,6 +326,12 @@ impl core::ops::DerefMut for NewAllocation {
     }
 }
 
+impl Drop for NewAllocation {
+    fn drop(&mut self) {
+        trace_transaction_failed_buffer_release(self.debug_id);
+    }
+}
+
 /// A view into the beginning of an allocation.
 ///
 /// All attempts to read or write outside of the view will fail. To intentionally access outside of