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tcp_westwood: fix tcp_westwood_info() 

I forgot to update tcp_westwood when changing get_info() behavior,
this patch should fix this.

Fixes: 64f40ff5bb ("tcp: prepare CC get_info() access from getsockopt()")
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Neal Cardwell <ncardwell@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2015-04-29 16:20:58 -07:00 committed by David S. Miller
parent 9dac883544
commit f828ad0ce2
1 changed files with 8 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
net/ipv4/tcp_westwood.c
View File

@ -256,18 +256,19 @@ static void tcp_westwood_event(struct sock *sk, enum tcp_ca_event event)
}
/* Extract info for Tcp socket info provided via netlink. */
static int tcp_westwood_info(struct sock *sk, u32 ext, struct sk_buff *skb)
static size_t tcp_westwood_info(struct sock *sk, u32 ext, int *attr,
union tcp_cc_info *info)
{
const struct westwood *ca = inet_csk_ca(sk);
if (ext & (1 << (INET_DIAG_VEGASINFO - 1))) {
struct tcpvegas_info info = {
.tcpv_enabled = 1,
.tcpv_rtt = jiffies_to_usecs(ca->rtt),
.tcpv_minrtt = jiffies_to_usecs(ca->rtt_min),
};
info->vegas.tcpv_enabled = 1;
info->vegas.tcpv_rttcnt = 0;
info->vegas.tcpv_rtt = jiffies_to_usecs(ca->rtt),
info->vegas.tcpv_minrtt = jiffies_to_usecs(ca->rtt_min),
return nla_put(skb, INET_DIAG_VEGASINFO, sizeof(info), &info);
*attr = INET_DIAG_VEGASINFO;
return sizeof(struct tcpvegas_info);
}
return 0;
}