Re: [PATCH 21/21] sunrpc: exit_net cleanup check added
From: Stephen Hemminger <hidden>
Date: 2017-11-08 01:22:05
On Sun, 5 Nov 2017 13:02:44 +0300 Vasily Averin [off-list ref] wrote:
quoted hunk
Be sure that all_clients list initialized in net_init hook was return to initial state. Signed-off-by: Vasily Averin <redacted> --- net/sunrpc/sunrpc_syms.c | 4 ++++ 1 file changed, 4 insertions(+)diff --git a/net/sunrpc/sunrpc_syms.c b/net/sunrpc/sunrpc_syms.c index c73de18..0c5a90f 100644 --- a/net/sunrpc/sunrpc_syms.c +++ b/net/sunrpc/sunrpc_syms.c@@ -65,10 +65,14 @@ static __net_init int sunrpc_init_net(struct net *net) static __net_exit void sunrpc_exit_net(struct net *net) { + struct sunrpc_net *sn = net_generic(net, sunrpc_net_id); + rpc_pipefs_exit_net(net); unix_gid_cache_destroy(net); ip_map_cache_destroy(net); rpc_proc_exit(net); + WARN(!list_empty(&sn->all_clients), + "net %p exit: sunrpc all_clients list is not empty\n", net); }
Don't print a kernel pointer, this is a security leak. -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html