[DCCP] ackvec: Ditch dccpav_buf_len

Simplifying the code a bit as we're always using DCCP_MAX_ACKVEC_LEN.

Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 7 deletions

diff --git a/net/dccp/ackvec.h b/net/dccp/ackvec.h
index f7dfb5f67b87..f083daf4200c 100644
--- a/net/dccp/ackvec.h
+++ b/net/dccp/ackvec.h
@@ -49,7 +49,6 @@
  *                     (HC-Sender seqno)
  * @dccpav_ack_nonce - the one-bit sum of the ECN Nonces for all State 0.
  *
- * @dccpav_buf_len      - circular buffer length
  * @dccpav_time         - the time in usecs
  * @dccpav_buf - circular buffer of acknowledgeable packets
  */
@@ -63,18 +62,16 @@ struct dccp_ackvec {
         u8              dccpav_ack_ptr;
         u8              dccpav_sent_len;
         u8              dccpav_vec_len;
-        u8              dccpav_buf_len;
         u8              dccpav_buf_nonce;
         u8              dccpav_ack_nonce;
-        u8              dccpav_buf[0];
+        u8              dccpav_buf[DCCP_MAX_ACKVEC_LEN];
 };
 
 struct sock;
 struct sk_buff;
 
 #ifdef CONFIG_IP_DCCP_ACKVEC
-extern struct dccp_ackvec *dccp_ackvec_alloc(unsigned int len,
-                                          const gfp_t priority);
+extern struct dccp_ackvec *dccp_ackvec_alloc(const gfp_t priority);
 extern void dccp_ackvec_free(struct dccp_ackvec *av);
 
 extern int dccp_ackvec_add(struct dccp_ackvec *av, const struct sock *sk,
@@ -92,8 +89,7 @@ static inline int dccp_ackvec_pending(const struct dccp_ackvec *av)
         return av->dccpav_sent_len != av->dccpav_vec_len;
 }
 #else /* CONFIG_IP_DCCP_ACKVEC */
-static inline struct dccp_ackvec *dccp_ackvec_alloc(unsigned int len,
-                                           const gfp_t priority)
+static inline struct dccp_ackvec *dccp_ackvec_alloc(const gfp_t priority)
 {
         return NULL;
 }