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authorDavid S. Miller <davem@davemloft.net>2020-07-11 00:46:00 -0700
committerDavid S. Miller <davem@davemloft.net>2020-07-11 00:46:00 -0700
commit71930d61025e7d0254f3c682cb1b5242e0499cf3 (patch)
tree43b642f15d33ae6ba08a31ddf2d50e2915868a5e /net/mptcp
parenta594920f8747fa032c784c3660d6cd5a8ab291f8 (diff)
parent1df0d8960499e58963fd6c8ac75e544f2b417b29 (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
All conflicts seemed rather trivial, with some guidance from Saeed Mameed on the tc_ct.c one. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mptcp')
-rw-r--r--net/mptcp/options.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/mptcp/options.c b/net/mptcp/options.c
index b96d3660562f..19707c07efc1 100644
--- a/net/mptcp/options.c
+++ b/net/mptcp/options.c
@@ -449,9 +449,9 @@ static bool mptcp_established_options_mp(struct sock *sk, struct sk_buff *skb,
}
static void mptcp_write_data_fin(struct mptcp_subflow_context *subflow,
- struct mptcp_ext *ext)
+ struct sk_buff *skb, struct mptcp_ext *ext)
{
- if (!ext->use_map) {
+ if (!ext->use_map || !skb->len) {
/* RFC6824 requires a DSS mapping with specific values
* if DATA_FIN is set but no data payload is mapped
*/
@@ -503,7 +503,7 @@ static bool mptcp_established_options_dss(struct sock *sk, struct sk_buff *skb,
opts->ext_copy = *mpext;
if (skb && tcp_fin && subflow->data_fin_tx_enable)
- mptcp_write_data_fin(subflow, &opts->ext_copy);
+ mptcp_write_data_fin(subflow, skb, &opts->ext_copy);
ret = true;
}