diff options
Diffstat (limited to 'net/ipv4')
| -rw-r--r-- | net/ipv4/netfilter/Kconfig | 4 | ||||
| -rw-r--r-- | net/ipv4/tcp.c | 7 | ||||
| -rw-r--r-- | net/ipv4/tcp_input.c | 2 |
3 files changed, 7 insertions, 6 deletions
diff --git a/net/ipv4/netfilter/Kconfig b/net/ipv4/netfilter/Kconfig index 67087f95579f..aab384126f61 100644 --- a/net/ipv4/netfilter/Kconfig +++ b/net/ipv4/netfilter/Kconfig @@ -58,10 +58,6 @@ config NF_TABLES_ARP endif # NF_TABLES -config NF_FLOW_TABLE_IPV4 - tristate - select NF_FLOW_TABLE_INET - config NF_DUP_IPV4 tristate "Netfilter IPv4 packet duplication to alternate destination" depends on !NF_CONNTRACK || NF_CONNTRACK diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index cf1ce81663b1..a03a6bfb4353 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1321,10 +1321,13 @@ new_segment: /* skb changing from pure zc to mixed, must charge zc */ if (unlikely(skb_zcopy_pure(skb))) { - if (!sk_wmem_schedule(sk, skb->data_len)) + u32 extra = skb->truesize - + SKB_TRUESIZE(skb_end_offset(skb)); + + if (!sk_wmem_schedule(sk, extra)) goto wait_for_space; - sk_mem_charge(sk, skb->data_len); + sk_mem_charge(sk, extra); skb_shinfo(skb)->flags &= ~SKBFL_PURE_ZEROCOPY; } diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 302744bec59e..af94a6d22a9d 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -1660,6 +1660,8 @@ static struct sk_buff *tcp_shift_skb_data(struct sock *sk, struct sk_buff *skb, (mss != tcp_skb_seglen(skb))) goto out; + if (!tcp_skb_can_collapse(prev, skb)) + goto out; len = skb->len; pcount = tcp_skb_pcount(skb); if (tcp_skb_shift(prev, skb, pcount, len)) |