Merge branch 'uaccess.access_ok' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

Pull uaccess/access_ok updates from Al Viro:
 "Removals of trivially pointless access_ok() calls.

  Note: the fiemap stuff was removed from the series, since they are
  duplicates with part of ext4 series carried in Ted's tree"

* 'uaccess.access_ok' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  vmci_host: get rid of pointless access_ok()
  hfi1: get rid of pointless access_ok()
  usb: get rid of pointless access_ok() calls
  lpfc_debugfs: get rid of pointless access_ok()
  efi_test: get rid of pointless access_ok()
  drm_read(): get rid of pointless access_ok()
  via-pmu: don't bother with access_ok()
  drivers/crypto/ccp/sev-dev.c: get rid of pointless access_ok()
  omapfb: get rid of pointless access_ok() calls
  amifb: get rid of pointless access_ok() calls
  drivers/fpga/dfl-afu-dma-region.c: get rid of pointless access_ok()
  drivers/fpga/dfl-fme-pr.c: get rid of pointless access_ok()
  cm4000_cs.c cmm_ioctl(): get rid of pointless access_ok()
  nvram: drop useless access_ok()
  n_hdlc_tty_read(): remove pointless access_ok()
  tomoyo_write_control(): get rid of pointless access_ok()
  btrfs_ioctl_send(): don't bother with access_ok()
  fat_dir_ioctl(): hadn't needed that access_ok() for more than a decade...
  dlmfs_file_write(): get rid of pointless access_ok()

1 files changed, 0 insertions, 2 deletions

diff --git a/security/tomoyo/common.c b/security/tomoyo/common.c
index 1b467381986f..f93f8acd05f7 100644
--- a/security/tomoyo/common.c
+++ b/security/tomoyo/common.c
@@ -2662,8 +2662,6 @@ ssize_t tomoyo_write_control(struct tomoyo_io_buffer *head,
 
 	if (!head->write)
 		return -EINVAL;
-	if (!access_ok(buffer, buffer_len))
-		return -EFAULT;
 	if (mutex_lock_interruptible(&head->io_sem))
 		return -EINTR;
 	head->read_user_buf_avail = 0;