From mboxrd@z Thu Jan 1 00:00:00 1970 From: "David S. Miller" Subject: [PATCH 13/51] nf_conntrack_proto_udp{,lite}: Stop using NLA_PUT*(). Date: Sun, 1 Apr 2012 22:58:03 -0400 Message-ID: <1333335521-1348-14-git-send-email-davem@davemloft.net> References: <1333335521-1348-1-git-send-email-davem@davemloft.net> Cc: "David S. Miller" To: netdev@vger.kernel.org Return-path: Received: from shards.monkeyblade.net ([198.137.202.13]:46680 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753994Ab2DBC7Y (ORCPT ); Sun, 1 Apr 2012 22:59:24 -0400 In-Reply-To: <1333335521-1348-1-git-send-email-davem@davemloft.net> Sender: netdev-owner@vger.kernel.org List-ID: From: "David S. Miller" These macros contain a hidden goto, and are thus extremely error prone and make code hard to audit. Signed-off-by: David S. Miller --- net/netfilter/nf_conntrack_proto_udp.c | 9 +++++---- net/netfilter/nf_conntrack_proto_udplite.c | 9 +++++---- 2 files changed, 10 insertions(+), 8 deletions(-) diff --git a/net/netfilter/nf_conntrack_proto_udp.c b/net/netfilter/nf_conntrack_proto_udp.c index a9073dc..7259a6b 100644 --- a/net/netfilter/nf_conntrack_proto_udp.c +++ b/net/netfilter/nf_conntrack_proto_udp.c @@ -181,10 +181,11 @@ udp_timeout_obj_to_nlattr(struct sk_buff *skb, const void *data) { const unsigned int *timeouts = data; - NLA_PUT_BE32(skb, CTA_TIMEOUT_UDP_UNREPLIED, - htonl(timeouts[UDP_CT_UNREPLIED] / HZ)); - NLA_PUT_BE32(skb, CTA_TIMEOUT_UDP_REPLIED, - htonl(timeouts[UDP_CT_REPLIED] / HZ)); + if (nla_put_be32(skb, CTA_TIMEOUT_UDP_UNREPLIED, + htonl(timeouts[UDP_CT_UNREPLIED] / HZ)) || + nla_put_be32(skb, CTA_TIMEOUT_UDP_REPLIED, + htonl(timeouts[UDP_CT_REPLIED] / HZ))) + goto nla_put_failure; return 0; nla_put_failure: diff --git a/net/netfilter/nf_conntrack_proto_udplite.c b/net/netfilter/nf_conntrack_proto_udplite.c index e060639..4d60a53 100644 --- a/net/netfilter/nf_conntrack_proto_udplite.c +++ b/net/netfilter/nf_conntrack_proto_udplite.c @@ -185,10 +185,11 @@ udplite_timeout_obj_to_nlattr(struct sk_buff *skb, const void *data) { const unsigned int *timeouts = data; - NLA_PUT_BE32(skb, CTA_TIMEOUT_UDPLITE_UNREPLIED, - htonl(timeouts[UDPLITE_CT_UNREPLIED] / HZ)); - NLA_PUT_BE32(skb, CTA_TIMEOUT_UDPLITE_REPLIED, - htonl(timeouts[UDPLITE_CT_REPLIED] / HZ)); + if (nla_put_be32(skb, CTA_TIMEOUT_UDPLITE_UNREPLIED, + htonl(timeouts[UDPLITE_CT_UNREPLIED] / HZ)) || + nla_put_be32(skb, CTA_TIMEOUT_UDPLITE_REPLIED, + htonl(timeouts[UDPLITE_CT_REPLIED] / HZ))) + goto nla_put_failure; return 0; nla_put_failure: -- 1.7.7.6