SUNRPC: Avoid RCU dereferences in the transport bind and connect code
Avoid an RCU dereference by removing task->tk_xprt
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index 7f3a01a..846c34f 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -697,7 +697,7 @@
*/
void xprt_connect(struct rpc_task *task)
{
- struct rpc_xprt *xprt = task->tk_xprt;
+ struct rpc_xprt *xprt = task->tk_rqstp->rq_xprt;
dprintk("RPC: %5u xprt_connect xprt %p %s connected\n", task->tk_pid,
xprt, (xprt_connected(xprt) ? "is" : "is not"));
@@ -730,7 +730,7 @@
static void xprt_connect_status(struct rpc_task *task)
{
- struct rpc_xprt *xprt = task->tk_xprt;
+ struct rpc_xprt *xprt = task->tk_rqstp->rq_xprt;
if (task->tk_status == 0) {
xprt->stat.connect_count++;