Commit c723fdab authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/sfrench/cifs-2.6:
  Make CIFS mount work in a container.
  CIFS: Remove pointless variable assignment in cifs_dfs_do_automount()
parents 842d9b2c f1d0c998
......@@ -297,7 +297,6 @@ static struct vfsmount *cifs_dfs_do_automount(struct dentry *mntpt)
cifs_sb = CIFS_SB(mntpt->d_inode->i_sb);
tlink = cifs_sb_tlink(cifs_sb);
mnt = ERR_PTR(-EINVAL);
if (IS_ERR(tlink)) {
mnt = ERR_CAST(tlink);
goto free_full_path;
......
......@@ -166,6 +166,9 @@ struct TCP_Server_Info {
struct socket *ssocket;
struct sockaddr_storage dstaddr;
struct sockaddr_storage srcaddr; /* locally bind to this IP */
#ifdef CONFIG_NET_NS
struct net *net;
#endif
wait_queue_head_t response_q;
wait_queue_head_t request_q; /* if more than maxmpx to srvr must block*/
struct list_head pending_mid_q;
......@@ -216,6 +219,36 @@ struct TCP_Server_Info {
#endif
};
/*
* Macros to allow the TCP_Server_Info->net field and related code to drop out
* when CONFIG_NET_NS isn't set.
*/
#ifdef CONFIG_NET_NS
static inline struct net *cifs_net_ns(struct TCP_Server_Info *srv)
{
return srv->net;
}
static inline void cifs_set_net_ns(struct TCP_Server_Info *srv, struct net *net)
{
srv->net = net;
}
#else
static inline struct net *cifs_net_ns(struct TCP_Server_Info *srv)
{
return &init_net;
}
static inline void cifs_set_net_ns(struct TCP_Server_Info *srv, struct net *net)
{
}
#endif
/*
* Session structure. One of these for each uid session with a particular host
*/
......
......@@ -1568,6 +1568,9 @@ cifs_find_tcp_session(struct sockaddr *addr, struct smb_vol *vol)
spin_lock(&cifs_tcp_ses_lock);
list_for_each_entry(server, &cifs_tcp_ses_list, tcp_ses_list) {
if (!net_eq(cifs_net_ns(server), current->nsproxy->net_ns))
continue;
if (!match_address(server, addr,
(struct sockaddr *)&vol->srcaddr))
continue;
......@@ -1598,6 +1601,8 @@ cifs_put_tcp_session(struct TCP_Server_Info *server)
return;
}
put_net(cifs_net_ns(server));
list_del_init(&server->tcp_ses_list);
spin_unlock(&cifs_tcp_ses_lock);
......@@ -1672,6 +1677,7 @@ cifs_get_tcp_session(struct smb_vol *volume_info)
goto out_err;
}
cifs_set_net_ns(tcp_ses, get_net(current->nsproxy->net_ns));
tcp_ses->hostname = extract_hostname(volume_info->UNC);
if (IS_ERR(tcp_ses->hostname)) {
rc = PTR_ERR(tcp_ses->hostname);
......@@ -1752,6 +1758,8 @@ cifs_get_tcp_session(struct smb_vol *volume_info)
out_err_crypto_release:
cifs_crypto_shash_release(tcp_ses);
put_net(cifs_net_ns(tcp_ses));
out_err:
if (tcp_ses) {
if (!IS_ERR(tcp_ses->hostname))
......@@ -2263,8 +2271,8 @@ generic_ip_connect(struct TCP_Server_Info *server)
}
if (socket == NULL) {
rc = sock_create_kern(sfamily, SOCK_STREAM,
IPPROTO_TCP, &socket);
rc = __sock_create(cifs_net_ns(server), sfamily, SOCK_STREAM,
IPPROTO_TCP, &socket, 1);
if (rc < 0) {
cERROR(1, "Error %d creating socket", rc);
server->ssocket = NULL;
......
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