Merge tag 'v3.13-rc4' into core/locking

Merge Linux 3.13-rc4, to refresh this rather old tree with the latest fixes.

Signed-off-by: Ingo Molnar <mingo@kernel.org>

6 files changed, 16 insertions, 19 deletions

diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index ace4abf118d7..1b177ed803b7 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -265,7 +265,7 @@ static inline int genlmsg_multicast_netns(struct genl_family *family,
                                           struct net *net, struct sk_buff *skb,
                                           u32 portid, unsigned int group, gfp_t flags)
 {
-        if (group >= family->n_mcgrps)
+        if (WARN_ON_ONCE(group >= family->n_mcgrps))
                 return -EINVAL;
         group = family->mcgrp_offset + group;
         return nlmsg_multicast(net->genl_sock, skb, portid, group, flags);
@@ -283,9 +283,6 @@ static inline int genlmsg_multicast(struct genl_family *family,
                                     struct sk_buff *skb, u32 portid,
                                     unsigned int group, gfp_t flags)
 {
-        if (group >= family->n_mcgrps)
-                return -EINVAL;
-        group = family->mcgrp_offset + group;
         return genlmsg_multicast_netns(family, &init_net, skb,
                                        portid, group, flags);
 }
@@ -387,6 +384,9 @@ static inline struct sk_buff *genlmsg_new(size_t payload, gfp_t flags)
 static inline int genl_set_err(struct genl_family *family, struct net *net,
                                u32 portid, u32 group, int code)
 {
+        if (WARN_ON_ONCE(group >= family->n_mcgrps))
+                return -EINVAL;
+        group = family->mcgrp_offset + group;
         return netlink_set_err(net->genl_sock, portid, group, code);
 }
 
diff --git a/include/net/ip.h b/include/net/ip.h
index 217bc5bfc6c6..5a25f36fe3a7 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -473,7 +473,7 @@ int compat_ip_getsockopt(struct sock *sk, int level, int optname,
 int ip_ra_control(struct sock *sk, unsigned char on,
                   void (*destructor)(struct sock *));
 
-int ip_recv_error(struct sock *sk, struct msghdr *msg, int len);
+int ip_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len);
 void ip_icmp_error(struct sock *sk, struct sk_buff *skb, int err, __be16 port,
                    u32 info, u8 *payload);
 void ip_local_error(struct sock *sk, int err, __be32 daddr, __be16 dport,
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 2a5f668cd683..488316e339a1 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -110,7 +110,8 @@ struct frag_hdr {
         __be32  identification;
 };
 
-#define IP6_MF  0x0001
+#define IP6_MF          0x0001
+#define IP6_OFFSET      0xFFF8
 
 #include <net/sock.h>
 
@@ -776,8 +777,10 @@ int compat_ipv6_getsockopt(struct sock *sk, int level, int optname,
 
 int ip6_datagram_connect(struct sock *sk, struct sockaddr *addr, int addr_len);
 
-int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len);
-int ipv6_recv_rxpmtu(struct sock *sk, struct msghdr *msg, int len);
+int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len,
+                    int *addr_len);
+int ipv6_recv_rxpmtu(struct sock *sk, struct msghdr *msg, int len,
+                     int *addr_len);
 void ipv6_icmp_error(struct sock *sk, struct sk_buff *skb, int err, __be16 port,
                      u32 info, u8 *payload);
 void ipv6_local_error(struct sock *sk, int err, struct flowi6 *fl6, u32 info);
diff --git a/include/net/ping.h b/include/net/ping.h
index 3f67704f3747..90f48417b03d 100644
--- a/include/net/ping.h
+++ b/include/net/ping.h
@@ -31,7 +31,8 @@
 
 /* Compatibility glue so we can support IPv6 when it's compiled as a module */
 struct pingv6_ops {
-        int (*ipv6_recv_error)(struct sock *sk, struct msghdr *msg, int len);
+        int (*ipv6_recv_error)(struct sock *sk, struct msghdr *msg, int len,
+                               int *addr_len);
         int (*ip6_datagram_recv_ctl)(struct sock *sk, struct msghdr *msg,
                                      struct sk_buff *skb);
         int (*icmpv6_err_convert)(u8 type, u8 code, int *err);
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 2174d8da0770..67b5d0068273 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -629,6 +629,7 @@ struct sctp_chunk {
 #define SCTP_NEED_FRTX 0x1
 #define SCTP_DONT_FRTX 0x2
         __u16   rtt_in_progress:1,      /* This chunk used for RTT calc? */
+                resent:1,               /* Has this chunk ever been resent. */
                 has_tsn:1,              /* Does this chunk have a TSN yet? */
                 has_ssn:1,              /* Does this chunk have a SSN yet? */
                 singleton:1,            /* Only chunk in the packet? */
@@ -1725,12 +1726,6 @@ struct sctp_association {
         /* How many duplicated TSNs have we seen?  */
         int numduptsns;
 
-        /* Number of seconds of idle time before an association is closed.
-         * In the association context, this is really used as a boolean
-         * since the real timeout is stored in the timeouts array
-         */
-        __u32 autoclose;
-
         /* These are to support
          * "SCTP Extensions for Dynamic Reconfiguration of IP Addresses
          *  and Enforcement of Flow and Message Limits"
diff --git a/include/net/sock.h b/include/net/sock.h
index e3a18ff0c38b..2ef3c3eca47a 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1035,7 +1035,6 @@ enum cg_proto_flags {
 };
 
 struct cg_proto {
-        void                    (*enter_memory_pressure)(struct sock *sk);
         struct res_counter      memory_allocated;       /* Current allocated memory. */
         struct percpu_counter   sockets_allocated;      /* Current number of sockets. */
         int                     memory_pressure;
@@ -1155,8 +1154,7 @@ static inline void sk_leave_memory_pressure(struct sock *sk)
                 struct proto *prot = sk->sk_prot;
 
                 for (; cg_proto; cg_proto = parent_cg_proto(prot, cg_proto))
-                        if (cg_proto->memory_pressure)
-                                cg_proto->memory_pressure = 0;
+                        cg_proto->memory_pressure = 0;
         }
 
 }
@@ -1171,7 +1169,7 @@ static inline void sk_enter_memory_pressure(struct sock *sk)
                 struct proto *prot = sk->sk_prot;
 
                 for (; cg_proto; cg_proto = parent_cg_proto(prot, cg_proto))
-                        cg_proto->enter_memory_pressure(sk);
+                        cg_proto->memory_pressure = 1;
         }
 
         sk->sk_prot->enter_memory_pressure(sk);