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authorLinus Torvalds <torvalds@linux-foundation.org>2008-08-27 17:38:07 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-27 17:38:07 -0700
commitb09331e530777963ed65ce2fdf074b7b077768c7 (patch)
tree0354e5a7bb8ec3a7ae647b5ce71516f6a4979b05 /net/ipv4/tcp_output.c
parent4c246edd2550304df5b766cc841584b2bb058843 (diff)
parentd97240552cd98c4b07322f30f66fd9c3ba4171de (diff)
downloadblackbird-op-linux-b09331e530777963ed65ce2fdf074b7b077768c7.tar.gz
blackbird-op-linux-b09331e530777963ed65ce2fdf074b7b077768c7.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (55 commits) sctp: fix random memory dereference with SCTP_HMAC_IDENT option. sctp: correct bounds check in sctp_setsockopt_auth_key wan: Missing capability checks in sbni_ioctl() e100, fix iomap read qeth: preallocated header account offset qeth: l2 write unicast list to hardware qeth: use -EOPNOTSUPP instead of -ENOTSUPP. ibm_newemac: Don't call dev_mc_add() before device is registered net: don't grab a mutex within a timer context in gianfar forcedeth: fix checksum flag net/usb/mcs7830: add set_mac_address net/usb/mcs7830: new device IDs [netdrvr] smc91x: fix resource removal (null ptr deref) ibmveth: fix bad UDP checksums [netdrvr] hso: dev_kfree_skb crash fix [netdrvr] hso: icon 322 detection fix atl1: disable TSO by default atl1e: multistatement if missing braces igb: remove 82576 quad adapter drivers/net/skfp/ess.c: fix compile warnings ...
Diffstat (limited to 'net/ipv4/tcp_output.c')
-rw-r--r--net/ipv4/tcp_output.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index a00532de2a8c..8165f5aa8c71 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -468,7 +468,8 @@ static unsigned tcp_syn_options(struct sock *sk, struct sk_buff *skb,
}
if (likely(sysctl_tcp_window_scaling)) {
opts->ws = tp->rx_opt.rcv_wscale;
- size += TCPOLEN_WSCALE_ALIGNED;
+ if(likely(opts->ws))
+ size += TCPOLEN_WSCALE_ALIGNED;
}
if (likely(sysctl_tcp_sack)) {
opts->options |= OPTION_SACK_ADVERTISE;
@@ -509,7 +510,8 @@ static unsigned tcp_synack_options(struct sock *sk,
if (likely(ireq->wscale_ok)) {
opts->ws = ireq->rcv_wscale;
- size += TCPOLEN_WSCALE_ALIGNED;
+ if(likely(opts->ws))
+ size += TCPOLEN_WSCALE_ALIGNED;
}
if (likely(doing_ts)) {
opts->options |= OPTION_TS;
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