Patch "SUNRPC: Fix a memory leak in the backchannel code" has been added to the 3.14-stable tree

Patch "SUNRPC: Fix a memory leak in the backchannel code" has been added to the 3.14-stable tree

[gregkh]

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

    SUNRPC: Fix a memory leak in the backchannel code

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:
     sunrpc-fix-a-memory-leak-in-the-backchannel-code.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 88de6af24f2b48b06c514d3c3d0a8f22fafe30bd Mon Sep 17 00:00:00 2001
From: Trond Myklebust <trond.myklebust@primarydata.com>
Date: Mon, 1 Jun 2015 15:10:25 -0400
Subject: SUNRPC: Fix a memory leak in the backchannel code

From: Trond Myklebust <trond.myklebust@primarydata.com>

commit 88de6af24f2b48b06c514d3c3d0a8f22fafe30bd upstream.

req->rq_private_buf isn't initialised when xprt_setup_backchannel calls
xprt_free_allocation.

Fixes: fb7a0b9addbdb ("nfs41: New backchannel helper routines")
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 net/sunrpc/backchannel_rqst.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/net/sunrpc/backchannel_rqst.c
+++ b/net/sunrpc/backchannel_rqst.c
@@ -60,7 +60,7 @@ static void xprt_free_allocation(struct
 
 	dprintk("RPC:        free allocations for req= %p\n", req);
 	WARN_ON_ONCE(test_bit(RPC_BC_PA_IN_USE, &req->rq_bc_pa_state));
-	xbufp = &req->rq_private_buf;
+	xbufp = &req->rq_rcv_buf;
 	free_page((unsigned long)xbufp->head[0].iov_base);
 	xbufp = &req->rq_snd_buf;
 	free_page((unsigned long)xbufp->head[0].iov_base);


Patches currently in stable-queue which might be from trond.myklebust@primarydata.com are

queue-3.14/nfs-increase-size-of-exchange_id-name-string-buffer.patch
queue-3.14/fixing-infinite-open-loop-in-4.0-stateid-recovery.patch
queue-3.14/sunrpc-fix-a-memory-leak-in-the-backchannel-code.patch
queue-3.14/nfs-fix-size-of-nfsacl-setacl-operations.patch