Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752717AbdF2TDC (ORCPT ); Thu, 29 Jun 2017 15:03:02 -0400 Received: from mail-pg0-f41.google.com ([74.125.83.41]:36026 "EHLO mail-pg0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751934AbdF2TCw (ORCPT ); Thu, 29 Jun 2017 15:02:52 -0400 From: Todd Kjos X-Google-Original-From: Todd Kjos To: gregkh@linuxfoundation.org, arve@android.com, devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org, maco@google.com, tkjos@google.com Subject: [PATCH 01/37] Revert "android: binder: Sanity check at binder ioctl" Date: Thu, 29 Jun 2017 12:01:35 -0700 Message-Id: <20170629190211.16927-2-tkjos@google.com> X-Mailer: git-send-email 2.13.2.725.g09c95d1e9-goog In-Reply-To: <20170629190211.16927-1-tkjos@google.com> References: <20170629190211.16927-1-tkjos@google.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1111 Lines: 32 This reverts commit a906d6931f3ccaf7de805643190765ddd7378e27. Signed-off-by: Todd Kjos --- drivers/android/binder.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/drivers/android/binder.c b/drivers/android/binder.c index aae4d8d4be36..157bd3e49ff4 100644 --- a/drivers/android/binder.c +++ b/drivers/android/binder.c @@ -3247,10 +3247,6 @@ static long binder_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) /*pr_info("binder_ioctl: %d:%d %x %lx\n", proc->pid, current->pid, cmd, arg);*/ - if (unlikely(current->mm != proc->vma_vm_mm)) { - pr_err("current mm mismatch proc mm\n"); - return -EINVAL; - } trace_binder_ioctl(cmd, arg); ret = wait_event_interruptible(binder_user_error_wait, binder_stop_on_user_error < 2); @@ -3466,7 +3462,6 @@ static int binder_open(struct inode *nodp, struct file *filp) return -ENOMEM; get_task_struct(current); proc->tsk = current; - proc->vma_vm_mm = current->mm; INIT_LIST_HEAD(&proc->todo); init_waitqueue_head(&proc->wait); proc->default_priority = task_nice(current); -- 2.13.2.725.g09c95d1e9-goog