Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/fs/lockd/host.c b/fs/lockd/host.c
index 93fb7cf..7d46faf 100644
--- a/fs/lockd/host.c
+++ b/fs/lockd/host.c
@@ -60,6 +60,7 @@
const size_t hostname_len; /* it's length */
const int noresvport; /* use non-priv port */
struct net *net; /* network namespace to bind */
+ const struct cred *cred;
};
/*
@@ -162,6 +163,7 @@
host->h_nsmhandle = nsm;
host->h_addrbuf = nsm->sm_addrbuf;
host->net = ni->net;
+ host->h_cred = get_cred(ni->cred),
strlcpy(host->nodename, utsname()->nodename, sizeof(host->nodename));
out:
@@ -188,6 +190,7 @@
clnt = host->h_rpcclnt;
if (clnt != NULL)
rpc_shutdown_client(clnt);
+ put_cred(host->h_cred);
kfree(host);
ln->nrhosts--;
@@ -202,6 +205,8 @@
* @version: NLM protocol version
* @hostname: '\0'-terminated hostname of server
* @noresvport: 1 if non-privileged port should be used
+ * @net: pointer to net namespace
+ * @cred: pointer to cred
*
* Returns an nlm_host structure that matches the passed-in
* [server address, transport protocol, NLM version, server hostname].
@@ -214,7 +219,8 @@
const u32 version,
const char *hostname,
int noresvport,
- struct net *net)
+ struct net *net,
+ const struct cred *cred)
{
struct nlm_lookup_host_info ni = {
.server = 0,
@@ -226,6 +232,7 @@
.hostname_len = strlen(hostname),
.noresvport = noresvport,
.net = net,
+ .cred = cred,
};
struct hlist_head *chain;
struct nlm_host *host;
@@ -290,12 +297,11 @@
WARN_ON_ONCE(host->h_server);
- if (refcount_dec_and_test(&host->h_count)) {
+ if (refcount_dec_and_mutex_lock(&host->h_count, &nlm_host_mutex)) {
WARN_ON_ONCE(!list_empty(&host->h_lockowners));
WARN_ON_ONCE(!list_empty(&host->h_granted));
WARN_ON_ONCE(!list_empty(&host->h_reclaim));
- mutex_lock(&nlm_host_mutex);
nlm_destroy_host_locked(host);
mutex_unlock(&nlm_host_mutex);
}
@@ -459,6 +465,7 @@
.authflavor = RPC_AUTH_UNIX,
.flags = (RPC_CLNT_CREATE_NOPING |
RPC_CLNT_CREATE_AUTOBIND),
+ .cred = host->h_cred,
};
/*