net: Kill sock->sk_protinfo

No more users, so it can now be removed.

Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/net/sock.h b/include/net/sock.h
index 14d539c..05a8c1a 100644 (file)
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -277,7 +277,6 @@ struct cg_proto;
   *    @sk_incoming_cpu: record cpu processing incoming packets
   *    @sk_txhash: computed flow hash for use on transmit
   *    @sk_filter: socket filtering instructions
-  *    @sk_protinfo: private area, net family specific, when not using slab
   *    @sk_timer: sock cleanup timer
   *    @sk_stamp: time stamp of last packet received
   *    @sk_tsflags: SO_TIMESTAMPING socket options
@@ -416,7 +415,6 @@ struct sock {
        const struct cred       *sk_peer_cred;
        long                    sk_rcvtimeo;
        long                    sk_sndtimeo;
-       void                    *sk_protinfo;
        struct timer_list       sk_timer;
        ktime_t                 sk_stamp;
        u16                     sk_tsflags;

diff --git a/net/core/sock.c b/net/core/sock.c
index 1e1fe9a..e4be66f 100644 (file)
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -2269,7 +2269,6 @@ static void sock_def_write_space(struct sock *sk)
 
 static void sock_def_destruct(struct sock *sk)
 {
-       kfree(sk->sk_protinfo);
 }
 
 void sk_send_sigurg(struct sock *sk)

diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 5f6c4e6..1425ec2 100644 (file)
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -2121,12 +2121,6 @@ static int sctp_recvmsg(struct sock *sk, struct msghdr *msg, size_t len,
        if (sp->subscribe.sctp_data_io_event)
                sctp_ulpevent_read_sndrcvinfo(event, msg);
 
-#if 0
-       /* FIXME: we should be calling IP/IPv6 layers.  */
-       if (sk->sk_protinfo.af_inet.cmsg_flags)
-               ip_cmsg_recv(msg, skb);
-#endif
-
        err = copied;
 
        /* If skb's length exceeds the user's buffer, update the skb and