[PATCH 03/11] ACKVEC: remove unused variables

[Andrea Bittau]

Get rid of unused variables in ackvector state.

Signed-off-by: Andrea Bittau <[EMAIL PROTECTED]>

---

diff --git a/net/dccp/ackvec.c b/net/dccp/ackvec.c
index bc5ff12..4d176d3 100644
--- a/net/dccp/ackvec.c
+++ b/net/dccp/ackvec.c
@@ -142,14 +142,13 @@ struct dccp_ackvec *dccp_ackvec_alloc(co
        struct dccp_ackvec *av = kmem_cache_alloc(dccp_ackvec_slab, priority);
 
        if (av != NULL) {
-               av->dccpav_buf_head     =
-                       av->dccpav_buf_tail = DCCP_MAX_ACKVEC_LEN - 1;
+               av->dccpav_buf_head     = DCCP_MAX_ACKVEC_LEN - 1;
                av->dccpav_buf_ackno    = DCCP_MAX_SEQNO + 1;
                av->dccpav_buf_nonce = av->dccpav_buf_nonce = 0;
                av->dccpav_ack_ptr      = 0;
                av->dccpav_time.tv_sec  = 0;
                av->dccpav_time.tv_usec = 0;
-               av->dccpav_sent_len     = av->dccpav_vec_len = 0;
+               av->dccpav_vec_len      = 0;
                INIT_LIST_HEAD(&av->dccpav_records);
        }
 
diff --git a/net/dccp/ackvec.h b/net/dccp/ackvec.h
index ec7a89b..ec9a988 100644
--- a/net/dccp/ackvec.h
+++ b/net/dccp/ackvec.h
@@ -55,9 +55,7 @@ struct dccp_ackvec {
        struct list_head dccpav_records;
        struct timeval  dccpav_time;
        u8              dccpav_buf_head;
-       u8              dccpav_buf_tail;
        u8              dccpav_ack_ptr;
-       u8              dccpav_sent_len;
        u8              dccpav_vec_len;
        u8              dccpav_buf_nonce;
        u8              dccpav_ack_nonce;
@@ -108,7 +106,7 @@ extern int dccp_insert_option_ackvec(str
 
 static inline int dccp_ackvec_pending(const struct dccp_ackvec *av)
 {
-       return av->dccpav_sent_len != av->dccpav_vec_len;
+       return av->dccpav_vec_len;
 }
 #else /* CONFIG_IP_DCCP_ACKVEC */
 static inline int dccp_ackvec_init(void)
-
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