sctp: several declared/set but unused fixes

Signed-off-by: Hagen Paul Pfeifer <hagen@jauu.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

6 files changed, 1 insertions, 18 deletions

diff --git a/net/sctp/associola.c b/net/sctp/associola.c
index 5f1fb8bd862d..6b04287913cd 100644
--- a/net/sctp/associola.c
+++ b/net/sctp/associola.c
@@ -1089,7 +1089,6 @@ static void sctp_assoc_bh_rcv(struct work_struct *work)
                              base.inqueue.immediate);
         struct sctp_endpoint *ep;
         struct sctp_chunk *chunk;
-        struct sock *sk;
         struct sctp_inq *inqueue;
         int state;
         sctp_subtype_t subtype;
@@ -1097,7 +1096,6 @@ static void sctp_assoc_bh_rcv(struct work_struct *work)
 
         /* The association should be held so we should be safe. */
         ep = asoc->ep;
-        sk = asoc->base.sk;
 
         inqueue = &asoc->base.inqueue;
         sctp_association_hold(asoc);
diff --git a/net/sctp/input.c b/net/sctp/input.c
index ea2192444ce6..826661be73e7 100644
--- a/net/sctp/input.c
+++ b/net/sctp/input.c
@@ -948,14 +948,11 @@ static struct sctp_association *__sctp_rcv_init_lookup(struct sk_buff *skb,
         union sctp_addr addr;
         union sctp_addr *paddr = &addr;
         struct sctphdr *sh = sctp_hdr(skb);
-        sctp_chunkhdr_t *ch;
         union sctp_params params;
         sctp_init_chunk_t *init;
         struct sctp_transport *transport;
         struct sctp_af *af;
 
-        ch = (sctp_chunkhdr_t *) skb->data;
-
         /*
          * This code will NOT touch anything inside the chunk--it is
          * strictly READ-ONLY.
diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c
index 8c6d379b4bb6..26dc005113a0 100644
--- a/net/sctp/outqueue.c
+++ b/net/sctp/outqueue.c
@@ -545,13 +545,11 @@ static int sctp_outq_flush_rtx(struct sctp_outq *q, struct sctp_packet *pkt,
         struct sctp_transport *transport = pkt->transport;
         sctp_xmit_t status;
         struct sctp_chunk *chunk, *chunk1;
-        struct sctp_association *asoc;
         int fast_rtx;
         int error = 0;
         int timer = 0;
         int done = 0;
 
-        asoc = q->asoc;
         lqueue = &q->retransmit;
         fast_rtx = q->fast_rtx;
 
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index b23428f3c0dd..de98665db524 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -3375,7 +3375,6 @@ struct sctp_chunk *sctp_make_fwdtsn(const struct sctp_association *asoc,
                                     struct sctp_fwdtsn_skip *skiplist)
 {
         struct sctp_chunk *retval = NULL;
-        struct sctp_fwdtsn_chunk *ftsn_chunk;
         struct sctp_fwdtsn_hdr ftsn_hdr;
         struct sctp_fwdtsn_skip skip;
         size_t hint;
@@ -3388,8 +3387,6 @@ struct sctp_chunk *sctp_make_fwdtsn(const struct sctp_association *asoc,
         if (!retval)
                 return NULL;
 
-        ftsn_chunk = (struct sctp_fwdtsn_chunk *)retval->subh.fwdtsn_hdr;
-
         ftsn_hdr.new_cum_tsn = htonl(new_cum_tsn);
         retval->subh.fwdtsn_hdr =
                 sctp_addto_chunk(retval, sizeof(ftsn_hdr), &ftsn_hdr);
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index b53b2ebbb198..3951a10605bc 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -2928,7 +2928,6 @@ static int sctp_setsockopt_peer_primary_addr(struct sock *sk, char __user *optva
                                              unsigned int optlen)
 {
         struct sctp_sock        *sp;
-        struct sctp_endpoint    *ep;
         struct sctp_association *asoc = NULL;
         struct sctp_setpeerprim prim;
         struct sctp_chunk       *chunk;
@@ -2936,7 +2935,6 @@ static int sctp_setsockopt_peer_primary_addr(struct sock *sk, char __user *optva
         int                     err;
 
         sp = sctp_sk(sk);
-        ep = sp->ep;
 
         if (!sctp_addip_enable)
                 return -EPERM;
diff --git a/net/sctp/ulpqueue.c b/net/sctp/ulpqueue.c
index c7f7e49609cb..17678189d054 100644
--- a/net/sctp/ulpqueue.c
+++ b/net/sctp/ulpqueue.c
@@ -105,11 +105,8 @@ int sctp_ulpq_tail_data(struct sctp_ulpq *ulpq, struct sctp_chunk *chunk,
                         gfp_t gfp)
 {
         struct sk_buff_head temp;
-        sctp_data_chunk_t *hdr;
         struct sctp_ulpevent *event;
 
-        hdr = (sctp_data_chunk_t *) chunk->chunk_hdr;
-
         /* Create an event from the incoming chunk. */
         event = sctp_ulpevent_make_rcvmsg(chunk->asoc, chunk, gfp);
         if (!event)
@@ -743,11 +740,9 @@ static void sctp_ulpq_retrieve_ordered(struct sctp_ulpq *ulpq,
         struct sk_buff *pos, *tmp;
         struct sctp_ulpevent *cevent;
         struct sctp_stream *in;
-        __u16 sid, csid;
-        __u16 ssn, cssn;
+        __u16 sid, csid, cssn;
 
         sid = event->stream;
-        ssn = event->ssn;
         in  = &ulpq->asoc->ssnmap->in;
 
         event_list = (struct sk_buff_head *) sctp_event2skb(event)->prev;