diff options
| author | Herbert Xu <herbert@gondor.apana.org.au> | 2007-10-14 00:39:18 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-15 12:26:27 -0700 |
| commit | 37d41879224108d6c24578ba6a3eeafce106ce84 (patch) | |
| tree | 96eb40eb2be71feef1c675800662084be14b2e96 /net/netfilter/xt_DSCP.c | |
| parent | 7b995651e373d6424f81db23f2ec503306dfd7f0 (diff) | |
[NETFILTER]: Do not copy skb in skb_make_writable
Now that all callers of netfilter can guarantee that the skb is not shared,
we no longer have to copy the skb in skb_make_writable.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netfilter/xt_DSCP.c')
| -rw-r--r-- | net/netfilter/xt_DSCP.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/netfilter/xt_DSCP.c b/net/netfilter/xt_DSCP.c index 798ab731009..17066167438 100644 --- a/net/netfilter/xt_DSCP.c +++ b/net/netfilter/xt_DSCP.c @@ -36,7 +36,7 @@ static unsigned int target(struct sk_buff **pskb, u_int8_t dscp = ipv4_get_dsfield(ip_hdr(*pskb)) >> XT_DSCP_SHIFT; if (dscp != dinfo->dscp) { - if (!skb_make_writable(pskb, sizeof(struct iphdr))) + if (!skb_make_writable(*pskb, sizeof(struct iphdr))) return NF_DROP; ipv4_change_dsfield(ip_hdr(*pskb), (__u8)(~XT_DSCP_MASK), @@ -57,7 +57,7 @@ static unsigned int target6(struct sk_buff **pskb, u_int8_t dscp = ipv6_get_dsfield(ipv6_hdr(*pskb)) >> XT_DSCP_SHIFT; if (dscp != dinfo->dscp) { - if (!skb_make_writable(pskb, sizeof(struct ipv6hdr))) + if (!skb_make_writable(*pskb, sizeof(struct ipv6hdr))) return NF_DROP; ipv6_change_dsfield(ipv6_hdr(*pskb), (__u8)(~XT_DSCP_MASK), |