Commit 45bc0dce authored by Trond Myklebust's avatar Trond Myklebust
Browse files

SUNRPC: Fix an RCU dereference in xprt_reserve


Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
parent 6a24dfb6
......@@ -1093,7 +1093,7 @@ EXPORT_SYMBOL_GPL(xprt_free);
*/
void xprt_reserve(struct rpc_task *task)
{
struct rpc_xprt *xprt = task->tk_xprt;
struct rpc_xprt *xprt;
task->tk_status = 0;
if (task->tk_rqstp != NULL)
......@@ -1101,7 +1101,10 @@ void xprt_reserve(struct rpc_task *task)
task->tk_timeout = 0;
task->tk_status = -EAGAIN;
rcu_read_lock();
xprt = rcu_dereference(task->tk_client->cl_xprt);
xprt->ops->alloc_slot(xprt, task);
rcu_read_unlock();
}
static inline __be32 xprt_alloc_xid(struct rpc_xprt *xprt)
......
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