Patch "Btrfs: fix access_ok() check in btrfs_ioctl_send()" has been added to the 3.12-stable tree

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This is a note to let you know that I've just added the patch titled

    Btrfs: fix access_ok() check in btrfs_ioctl_send()

to the 3.12-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     btrfs-fix-access_ok-check-in-btrfs_ioctl_send.patch
and it can be found in the queue-3.12 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.


>From 700ff4f095d78af0998953e922e041d75254518b Mon Sep 17 00:00:00 2001
From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Date: Thu, 10 Jan 2013 03:57:25 -0500
Subject: Btrfs: fix access_ok() check in btrfs_ioctl_send()

From: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

commit 700ff4f095d78af0998953e922e041d75254518b upstream.

The closing parenthesis is in the wrong place.  We want to check
"sizeof(*arg->clone_sources) * arg->clone_sources_count" instead of
"sizeof(*arg->clone_sources * arg->clone_sources_count)".

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Reviewed-by: Jie Liu <jeff.liu@xxxxxxxxxx>
Signed-off-by: Chris Mason <clm@xxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

---
 fs/btrfs/send.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -4756,8 +4756,8 @@ long btrfs_ioctl_send(struct file *mnt_f
 	}
 
 	if (!access_ok(VERIFY_READ, arg->clone_sources,
-			sizeof(*arg->clone_sources *
-			arg->clone_sources_count))) {
+			sizeof(*arg->clone_sources) *
+			arg->clone_sources_count)) {
 		ret = -EFAULT;
 		goto out;
 	}


Patches currently in stable-queue which might be from dan.carpenter@xxxxxxxxxx are

queue-3.12/media-af9035-unlock-on-error-in-af9035_i2c_master_xfer.patch
queue-3.12/hwmon-prevent-some-divide-by-zeros-in-fan_to_reg.patch
queue-3.12/btrfs-fix-access_ok-check-in-btrfs_ioctl_send.patch
queue-3.12/xfs-underflow-bug-in-xfs_attrlist_by_handle.patch
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