Re: Patch "iser-target: Fix possible use-after-free" has been added to the 3.14-stable tree

[Jiri Slaby <jslaby@suse.cz>]

On 06/23/2015, 05:22 AM, gregkh@linuxfoundation.org wrote:
> 
> This is a note to let you know that I've just added the patch titled
> 
>     iser-target: Fix possible use-after-free
> 
> to the 3.14-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:
>      iser-target-fix-possible-use-after-free.patch
> and it can be found in the queue-3.14 subdirectory.
> 
> If you, or anyone else, feels it should not be added to the stable tree,
> please let <stable@vger.kernel.org> know about it.
> 
> 
> From 524630d5824c7a75aab568c6bd1423fd748cd3bb Mon Sep 17 00:00:00 2001
> From: Sagi Grimberg <sagig@mellanox.com>
> Date: Thu, 4 Jun 2015 19:49:21 +0300
> Subject: iser-target: Fix possible use-after-free
> 
> From: Sagi Grimberg <sagig@mellanox.com>
> 
> commit 524630d5824c7a75aab568c6bd1423fd748cd3bb upstream.

...

> --- a/drivers/infiniband/ulp/isert/ib_isert.c
> +++ b/drivers/infiniband/ulp/isert/ib_isert.c
> @@ -2952,6 +2952,7 @@ static void isert_free_conn(struct iscsi
>  {
>  	struct isert_conn *isert_conn = conn->context;
>  
> +	isert_wait4flush(isert_conn);

This breaks build in 3.12, and I think 3.14 and 3.10 is affected too. We
do not have isert_wait4flush yet.

thanks,
-- 
js
suse labs