grace: replace BUG_ON by WARN_ONCE in exit_net hook

Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/fs/nfs_common/grace.c b/fs/nfs_common/grace.c
index 897b299db55e..bd3e2d328e64 100644
--- a/fs/nfs_common/grace.c
+++ b/fs/nfs_common/grace.c
@@ -104,7 +104,9 @@ grace_exit_net(struct net *net)
 {
         struct list_head *grace_list = net_generic(net, grace_net_id);
 
-        BUG_ON(!list_empty(grace_list));
+        WARN_ONCE(!list_empty(grace_list),
+                  "net %x %s: grace_list is not empty\n",
+                  net->ns.inum, __func__);
 }
 
 static struct pernet_operations grace_net_ops = {