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-rw-r--r--include/linux/security.h59
-rw-r--r--include/linux/usb/usbnet.h1
-rw-r--r--include/net/ip.h2
-rw-r--r--include/net/netfilter/nf_conntrack_core.h2
4 files changed, 51 insertions, 13 deletions
diff --git a/include/linux/security.h b/include/linux/security.h
index 0f6afc657f7..eee7478cda7 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -989,17 +989,29 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* tells the LSM to decrement the number of secmark labeling rules loaded
* @req_classify_flow:
* Sets the flow's sid to the openreq sid.
+ * @tun_dev_alloc_security:
+ * This hook allows a module to allocate a security structure for a TUN
+ * device.
+ * @security pointer to a security structure pointer.
+ * Returns a zero on success, negative values on failure.
+ * @tun_dev_free_security:
+ * This hook allows a module to free the security structure for a TUN
+ * device.
+ * @security pointer to the TUN device's security structure
* @tun_dev_create:
* Check permissions prior to creating a new TUN device.
- * @tun_dev_post_create:
- * This hook allows a module to update or allocate a per-socket security
- * structure.
- * @sk contains the newly created sock structure.
+ * @tun_dev_attach_queue:
+ * Check permissions prior to attaching to a TUN device queue.
+ * @security pointer to the TUN device's security structure.
* @tun_dev_attach:
- * Check permissions prior to attaching to a persistent TUN device. This
- * hook can also be used by the module to update any security state
+ * This hook can be used by the module to update any security state
* associated with the TUN device's sock structure.
* @sk contains the existing sock structure.
+ * @security pointer to the TUN device's security structure.
+ * @tun_dev_open:
+ * This hook can be used by the module to update any security state
+ * associated with the TUN device's security structure.
+ * @security pointer to the TUN devices's security structure.
*
* Security hooks for XFRM operations.
*
@@ -1620,9 +1632,12 @@ struct security_operations {
void (*secmark_refcount_inc) (void);
void (*secmark_refcount_dec) (void);
void (*req_classify_flow) (const struct request_sock *req, struct flowi *fl);
- int (*tun_dev_create)(void);
- void (*tun_dev_post_create)(struct sock *sk);
- int (*tun_dev_attach)(struct sock *sk);
+ int (*tun_dev_alloc_security) (void **security);
+ void (*tun_dev_free_security) (void *security);
+ int (*tun_dev_create) (void);
+ int (*tun_dev_attach_queue) (void *security);
+ int (*tun_dev_attach) (struct sock *sk, void *security);
+ int (*tun_dev_open) (void *security);
#endif /* CONFIG_SECURITY_NETWORK */
#ifdef CONFIG_SECURITY_NETWORK_XFRM
@@ -2566,9 +2581,12 @@ void security_inet_conn_established(struct sock *sk,
int security_secmark_relabel_packet(u32 secid);
void security_secmark_refcount_inc(void);
void security_secmark_refcount_dec(void);
+int security_tun_dev_alloc_security(void **security);
+void security_tun_dev_free_security(void *security);
int security_tun_dev_create(void);
-void security_tun_dev_post_create(struct sock *sk);
-int security_tun_dev_attach(struct sock *sk);
+int security_tun_dev_attach_queue(void *security);
+int security_tun_dev_attach(struct sock *sk, void *security);
+int security_tun_dev_open(void *security);
#else /* CONFIG_SECURITY_NETWORK */
static inline int security_unix_stream_connect(struct sock *sock,
@@ -2733,16 +2751,31 @@ static inline void security_secmark_refcount_dec(void)
{
}
+static inline int security_tun_dev_alloc_security(void **security)
+{
+ return 0;
+}
+
+static inline void security_tun_dev_free_security(void *security)
+{
+}
+
static inline int security_tun_dev_create(void)
{
return 0;
}
-static inline void security_tun_dev_post_create(struct sock *sk)
+static inline int security_tun_dev_attach_queue(void *security)
+{
+ return 0;
+}
+
+static inline int security_tun_dev_attach(struct sock *sk, void *security)
{
+ return 0;
}
-static inline int security_tun_dev_attach(struct sock *sk)
+static inline int security_tun_dev_open(void *security)
{
return 0;
}
diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index bd45eb7bedc..5de7a220e98 100644
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -100,6 +100,7 @@ struct driver_info {
#define FLAG_LINK_INTR 0x0800 /* updates link (carrier) status */
#define FLAG_POINTTOPOINT 0x1000 /* possibly use "usb%d" names */
+#define FLAG_NOARP 0x2000 /* device can't do ARP */
/*
* Indicates to usbnet, that USB driver accumulates multiple IP packets.
diff --git a/include/net/ip.h b/include/net/ip.h
index 0707fb9551a..a68f838a132 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -143,6 +143,8 @@ static inline struct sk_buff *ip_finish_skb(struct sock *sk, struct flowi4 *fl4)
extern int ip4_datagram_connect(struct sock *sk,
struct sockaddr *uaddr, int addr_len);
+extern void ip4_datagram_release_cb(struct sock *sk);
+
struct ip_reply_arg {
struct kvec iov[1];
int flags;
diff --git a/include/net/netfilter/nf_conntrack_core.h b/include/net/netfilter/nf_conntrack_core.h
index d8f5b9f5216..e98aeb3da03 100644
--- a/include/net/netfilter/nf_conntrack_core.h
+++ b/include/net/netfilter/nf_conntrack_core.h
@@ -31,6 +31,8 @@ extern void nf_conntrack_cleanup(struct net *net);
extern int nf_conntrack_proto_init(struct net *net);
extern void nf_conntrack_proto_fini(struct net *net);
+extern void nf_conntrack_cleanup_end(void);
+
extern bool
nf_ct_get_tuple(const struct sk_buff *skb,
unsigned int nhoff,