SUNRPC: add netns refcount tracker to struct gss_auth

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2022-01-27 12:09:36 -08:00 committed by David S. Miller
parent 6cdef8a6ee
commit 9b1831e56c

View File

@ -72,7 +72,8 @@ struct gss_auth {
struct gss_api_mech *mech;
enum rpc_gss_svc service;
struct rpc_clnt *client;
struct net *net;
struct net *net;
netns_tracker ns_tracker;
/*
* There are two upcall pipes; dentry[1], named "gssd", is used
* for the new text-based upcall; dentry[0] is named after the
@ -1013,7 +1014,8 @@ gss_create_new(const struct rpc_auth_create_args *args, struct rpc_clnt *clnt)
goto err_free;
}
gss_auth->client = clnt;
gss_auth->net = get_net(rpc_net_ns(clnt));
gss_auth->net = get_net_track(rpc_net_ns(clnt), &gss_auth->ns_tracker,
GFP_KERNEL);
err = -EINVAL;
gss_auth->mech = gss_mech_get_by_pseudoflavor(flavor);
if (!gss_auth->mech)
@ -1068,7 +1070,7 @@ err_destroy_credcache:
err_put_mech:
gss_mech_put(gss_auth->mech);
err_put_net:
put_net(gss_auth->net);
put_net_track(gss_auth->net, &gss_auth->ns_tracker);
err_free:
kfree(gss_auth->target_name);
kfree(gss_auth);
@ -1084,7 +1086,7 @@ gss_free(struct gss_auth *gss_auth)
gss_pipe_free(gss_auth->gss_pipe[0]);
gss_pipe_free(gss_auth->gss_pipe[1]);
gss_mech_put(gss_auth->mech);
put_net(gss_auth->net);
put_net_track(gss_auth->net, &gss_auth->ns_tracker);
kfree(gss_auth->target_name);
kfree(gss_auth);