| Message ID | 20190709025318.5534-12-jakub.kicinski@netronome.com |
|---|---|
| State | Accepted |
| Delegated to: | David Miller |
| Headers | show |
| Series | nfp: tls: fixes for initial TLS support | expand |
diff --git a/net/tls/tls_device_fallback.c b/net/tls/tls_device_fallback.c index 1d2d804ac633..9070d68a92a4 100644 --- a/net/tls/tls_device_fallback.c +++ b/net/tls/tls_device_fallback.c @@ -209,6 +209,10 @@ static void complete_skb(struct sk_buff *nskb, struct sk_buff *skb, int headln) update_chksum(nskb, headln); + /* sock_efree means skb must gone through skb_orphan_partial() */ + if (nskb->destructor == sock_efree) + return; + delta = nskb->truesize - skb->truesize; if (likely(delta < 0)) WARN_ON_ONCE(refcount_sub_and_test(-delta, &sk->sk_wmem_alloc));
netem runs skb_orphan_partial() which "disconnects" the skb from normal TCP write memory accounting. We should not adjust sk->sk_wmem_alloc on the fallback path for such skbs. Fixes: e8f69799810c ("net/tls: Add generic NIC offload infrastructure") Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Reviewed-by: Dirk van der Merwe <dirk.vandermerwe@netronome.com> --- net/tls/tls_device_fallback.c | 4 ++++ 1 file changed, 4 insertions(+)