staging/lustre/ptlrpc: fix ptlrpc_stop_pinger logic

commit b39f15c972c462903208531b82f9b34ba8ef3ec0 upstream.

It was introduced due to a patch hunk when porting
commit 20802057 (staging/lustre/ptlrpc: race in pinger).

Cc: Andreas Dilger <andreas.dilger@intel.com>
Signed-off-by: Peng Tao <bergwolf@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/lustre/lustre/ptlrpc/pinger.c b/drivers/staging/lustre/lustre/ptlrpc/pinger.c
index 5dec771..4d340f4 100644 (file)
--- a/drivers/staging/lustre/lustre/ptlrpc/pinger.c
+++ b/drivers/staging/lustre/lustre/ptlrpc/pinger.c
@@ -409,8 +409,8 @@ int ptlrpc_stop_pinger(void)
        struct l_wait_info lwi = { 0 };
        int rc = 0;
 
-       if (!thread_is_init(&pinger_thread) &&
-           !thread_is_stopped(&pinger_thread))
+       if (thread_is_init(&pinger_thread) ||
+           thread_is_stopped(&pinger_thread))
                return -EALREADY;
 
        ptlrpc_pinger_remove_timeouts();