SUNRPC: Fix a memory leak in the backchannel code

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

Fixes: fb7a0b9addbdb ("nfs41: New backchannel helper routines")
Cc: stable@vger.kernel.org
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/sunrpc/backchannel_rqst.c b/net/sunrpc/backchannel_rqst.c
index 9dd0ea8db463..28504dfd3dad 100644
--- a/net/sunrpc/backchannel_rqst.c
+++ b/net/sunrpc/backchannel_rqst.c
@@ -60,7 +60,7 @@ static void xprt_free_allocation(struct rpc_rqst *req)
 
         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);