diff options
author | David S. Miller <davem@davemloft.net> | 2013-04-19 21:55:29 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2013-04-19 21:55:29 (GMT) |
commit | 95a06161e6b903ad5b96285cb57c8df3b7c8ad34 (patch) | |
tree | 38aceebbb625e4b5186d8c8afe85f9c73ccd6478 /net/ipv4/netfilter.c | |
parent | bb5b052f751b309b5181686741c724a66c5cb15a (diff) | |
parent | d37d696804a83479f240b397670a07ccb53a7417 (diff) | |
download | linux-fsl-qoriq-95a06161e6b903ad5b96285cb57c8df3b7c8ad34.tar.xz |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf-next
Pablo Neira Ayuso says:
====================
The following patchset contains a small batch of Netfilter
updates for your net-next tree, they are:
* Three patches that provide more accurate error reporting to
user-space, instead of -EPERM, in IPv4/IPv6 netfilter re-routing
code and NAT, from Patrick McHardy.
* Update copyright statements in Netfilter filters of
Patrick McHardy, from himself.
* Add Kconfig dependency on the raw/mangle tables to the
rpfilter, from Florian Westphal.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/netfilter.c')
-rw-r--r-- | net/ipv4/netfilter.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/net/ipv4/netfilter.c b/net/ipv4/netfilter.c index 4c0cf63..c3e0ade 100644 --- a/net/ipv4/netfilter.c +++ b/net/ipv4/netfilter.c @@ -1,4 +1,9 @@ -/* IPv4 specific functions of netfilter core */ +/* + * IPv4 specific functions of netfilter core + * + * Rusty Russell (C) 2000 -- This code is GPL. + * Patrick McHardy (C) 2006-2012 + */ #include <linux/kernel.h> #include <linux/netfilter.h> #include <linux/netfilter_ipv4.h> @@ -40,14 +45,14 @@ int ip_route_me_harder(struct sk_buff *skb, unsigned int addr_type) fl4.flowi4_flags = flags; rt = ip_route_output_key(net, &fl4); if (IS_ERR(rt)) - return -1; + return PTR_ERR(rt); /* Drop old route. */ skb_dst_drop(skb); skb_dst_set(skb, &rt->dst); if (skb_dst(skb)->error) - return -1; + return skb_dst(skb)->error; #ifdef CONFIG_XFRM if (!(IPCB(skb)->flags & IPSKB_XFRM_TRANSFORMED) && @@ -56,7 +61,7 @@ int ip_route_me_harder(struct sk_buff *skb, unsigned int addr_type) skb_dst_set(skb, NULL); dst = xfrm_lookup(net, dst, flowi4_to_flowi(&fl4), skb->sk, 0); if (IS_ERR(dst)) - return -1; + return PTR_ERR(dst);; skb_dst_set(skb, dst); } #endif @@ -66,7 +71,7 @@ int ip_route_me_harder(struct sk_buff *skb, unsigned int addr_type) if (skb_headroom(skb) < hh_len && pskb_expand_head(skb, HH_DATA_ALIGN(hh_len - skb_headroom(skb)), 0, GFP_ATOMIC)) - return -1; + return -ENOMEM; return 0; } |