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* [PATCH 02/21] ppp: exit_net cleanup checks added
@ 2017-11-05  9:59 Vasily Averin
  0 siblings, 0 replies; only message in thread
From: Vasily Averin @ 2017-11-05  9:59 UTC (permalink / raw)
  To: netdev; +Cc: linux-ppp, Paul Mackerras

Be sure that lists initialized in net_init hook were return to initial state

Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
---
 drivers/net/ppp/ppp_generic.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index e365866..c9791bc 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -960,6 +960,10 @@ static __net_exit void ppp_exit_net(struct net *net)
 	rtnl_unlock();
 
 	idr_destroy(&pn->units_idr);
+	WARN(!list_empty(&pn->all_channels),
+	     "net %p exit: ppp all_channels list is not empty\n", net);
+	WARN(!list_empty(&pn->new_channels),
+	     "net %p exit: ppp new_channels list is not empty\n", net);
 }
 
 static struct pernet_operations ppp_net_ops = {
-- 
2.7.4


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