[PATCH 05/37] binder: remove unneeded cleanup code

From: Todd Kjos
Date: Thu Jun 29 2017 - 15:10:11 EST


The buffer's transaction has already been freed before
binder_deferred_release. No need to do it again.

Signed-off-by: Todd Kjos <tkjos@xxxxxxxxxx>
---
drivers/android/binder.c | 11 ++---------
1 file changed, 2 insertions(+), 9 deletions(-)

diff --git a/drivers/android/binder.c b/drivers/android/binder.c
index 1097d056ea6b..2cbd7558fc3f 100644
--- a/drivers/android/binder.c
+++ b/drivers/android/binder.c
@@ -3631,7 +3631,6 @@ static int binder_node_release(struct binder_node *node, int refs)

static void binder_deferred_release(struct binder_proc *proc)
{
- struct binder_transaction *t;
struct binder_context *context = proc->context;
struct rb_node *n;
int threads, nodes, incoming_refs, outgoing_refs, buffers,
@@ -3689,14 +3688,8 @@ static void binder_deferred_release(struct binder_proc *proc)

buffer = rb_entry(n, struct binder_buffer, rb_node);

- t = buffer->transaction;
- if (t) {
- t->buffer = NULL;
- buffer->transaction = NULL;
- pr_err("release proc %d, transaction %d, not freed\n",
- proc->pid, t->debug_id);
- /*BUG();*/
- }
+ /* Transaction should already have been freed */
+ BUG_ON(buffer->transaction);

binder_free_buf(proc, buffer);
buffers++;
--
2.13.2.725.g09c95d1e9-goog