netns xfrm: per-netns km_waitq

Disallow spurious wakeups in __xfrm_lookup().

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 2 insertions, 2 deletions

diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 8e7671b9e76e..cf2bf3aa7ab4 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -1691,11 +1691,11 @@ restart:
                         if (err == -EAGAIN && (flags & XFRM_LOOKUP_WAIT)) {
                                 DECLARE_WAITQUEUE(wait, current);
 
-                                add_wait_queue(&km_waitq, &wait);
+                                add_wait_queue(&init_net.xfrm.km_waitq, &wait);
                                 set_current_state(TASK_INTERRUPTIBLE);
                                 schedule();
                                 set_current_state(TASK_RUNNING);
-                                remove_wait_queue(&km_waitq, &wait);
+                                remove_wait_queue(&init_net.xfrm.km_waitq, &wait);
 
                                 nx = xfrm_tmpl_resolve(pols, npols, fl, xfrm, family);