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Code Issues Releases Wiki Activity

dccp: remove obsolete code 

This function is defined but not used.
Remove it now, can be resurrected if ever needed.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
stephen hemminger 2014-01-04 13:46:11 -08:00 committed by David S. Miller
parent cdf3e274cf
commit fd34d627ae
2 changed files with 0 additions and 33 deletions
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1
net/dccp/dccp.h
View File

@ -479,7 +479,6 @@ void dccp_feat_list_purge(struct list_head *fn_list);
int dccp_insert_options(struct sock *sk, struct sk_buff *skb);
int dccp_insert_options_rsk(struct dccp_request_sock *, struct sk_buff *);
int dccp_insert_option_elapsed_time(struct sk_buff *skb, u32 elapsed);
u32 dccp_timestamp(void);
void dccp_timestamping_init(void);
int dccp_insert_option(struct sk_buff *skb, unsigned char option,

32
net/dccp/options.c
View File

@ -343,38 +343,6 @@ static inline int dccp_elapsed_time_len(const u32 elapsed_time)
return elapsed_time == 0 ? 0 : elapsed_time <= 0xFFFF ? 2 : 4;
}
/* FIXME: This function is currently not used anywhere */
int dccp_insert_option_elapsed_time(struct sk_buff *skb, u32 elapsed_time)
{
const int elapsed_time_len = dccp_elapsed_time_len(elapsed_time);
const int len = 2 + elapsed_time_len;
unsigned char *to;
if (elapsed_time_len == 0)
return 0;
if (DCCP_SKB_CB(skb)->dccpd_opt_len + len > DCCP_MAX_OPT_LEN)
return -1;
DCCP_SKB_CB(skb)->dccpd_opt_len += len;
to = skb_push(skb, len);
*to++ = DCCPO_ELAPSED_TIME;
*to++ = len;
if (elapsed_time_len == 2) {
const __be16 var16 = htons((u16)elapsed_time);
memcpy(to, &var16, 2);
} else {
const __be32 var32 = htonl(elapsed_time);
memcpy(to, &var32, 4);
}
return 0;
}
EXPORT_SYMBOL_GPL(dccp_insert_option_elapsed_time);
static int dccp_insert_option_timestamp(struct sk_buff *skb)
{
__be32 now = htonl(dccp_timestamp());