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Subject[PATCH 01/37] Revert "android: binder: Sanity check at binder ioctl"
Date
This reverts commit a906d6931f3ccaf7de805643190765ddd7378e27.

Signed-off-by: Todd Kjos <tkjos@google.com>
---
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
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