diff mbox

[v5,09/13] nfs client: exit_net cleanup check added

Message ID d3c76264-5fdb-be03-98fe-b4ce09247165@virtuozzo.com (mailing list archive)
State New, archived
Headers show

Commit Message

Vasily Averin Nov. 12, 2017, 7:31 p.m. UTC
Be sure that nfs_client_list and nfs_volume_list lists initialized
in net_init hook were return to initial state in net_exit hook.

Signed-off-by: Vasily Averin <vvs@virtuozzo.com>
---
 fs/nfs/inode.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 134d9f5..4ef515f 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -2084,8 +2084,12 @@  static int nfs_net_init(struct net *net)
 
 static void nfs_net_exit(struct net *net)
 {
+	struct nfs_net *nn = net_generic(net, nfs_net_id);
+
 	nfs_fs_proc_net_exit(net);
 	nfs_cleanup_cb_ident_idr(net);
+	WARN_ON_ONCE(!list_empty(&nn->nfs_client_list));
+	WARN_ON_ONCE(!list_empty(&nn->nfs_volume_list));
 }
 
 static struct pernet_operations nfs_net_ops = {