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authorAlexander Duyck <alexander.h.duyck@intel.com>2012-07-11 17:18:04 -0700
committerDavid S. Miller <davem@davemloft.net>2012-07-11 17:30:41 -0700
commit2100844ca9d7055d5cddce2f8ed13af94c01f85b (patch)
tree05894804135da7a743a088806d52c633e42314f5 /net/ipv4/tcp_metrics.c
parent48ee3569f31d91084dc694fef5517eb782428083 (diff)
downloadblackbird-op-linux-2100844ca9d7055d5cddce2f8ed13af94c01f85b.tar.gz
blackbird-op-linux-2100844ca9d7055d5cddce2f8ed13af94c01f85b.zip
tcp: Fix out of bounds access to tcpm_vals
The recent patch "tcp: Maintain dynamic metrics in local cache." introduced an out of bounds access due to what appears to be a typo. I believe this change should resolve the issue by replacing the access to RTAX_CWND with TCP_METRIC_CWND. Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_metrics.c')
-rw-r--r--net/ipv4/tcp_metrics.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_metrics.c b/net/ipv4/tcp_metrics.c
index 1fd83d3118fe..5a38a2d5a95b 100644
--- a/net/ipv4/tcp_metrics.c
+++ b/net/ipv4/tcp_metrics.c
@@ -412,7 +412,7 @@ void tcp_update_metrics(struct sock *sk)
max(tp->snd_cwnd >> 1, tp->snd_ssthresh));
if (!tcp_metric_locked(tm, TCP_METRIC_CWND)) {
val = tcp_metric_get(tm, TCP_METRIC_CWND);
- tcp_metric_set(tm, RTAX_CWND, (val + tp->snd_cwnd) >> 1);
+ tcp_metric_set(tm, TCP_METRIC_CWND, (val + tp->snd_cwnd) >> 1);
}
} else {
/* Else slow start did not finish, cwnd is non-sense,
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