diff options
Diffstat (limited to 'net/sunrpc/xprt.c')
| -rw-r--r-- | net/sunrpc/xprt.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index 9c4235ce5789..b1abf4848bbc 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -1545,7 +1545,14 @@ static void xprt_destroy(struct rpc_xprt *xprt) */ wait_on_bit_lock(&xprt->state, XPRT_LOCKED, TASK_UNINTERRUPTIBLE); + /* + * xprt_schedule_autodisconnect() can run after XPRT_LOCKED + * is cleared. We use ->transport_lock to ensure the mod_timer() + * can only run *before* del_time_sync(), never after. + */ + spin_lock_bh(&xprt->transport_lock); del_timer_sync(&xprt->timer); + spin_unlock_bh(&xprt->transport_lock); /* * Destroy sockets etc from the system workqueue so they can |