From mboxrd@z Thu Jan 1 00:00:00 1970 From: Patrick McHardy Subject: netfilter 11/11: {ip,ip6,nfnetlink}_queue: misc cleanups Date: Fri, 6 Jun 2008 17:18:02 +0200 (MEST) Message-ID: <20080606151800.25286.74595.sendpatchset@localhost.localdomain> References: <20080606151737.25286.54547.sendpatchset@localhost.localdomain> Cc: Patrick McHardy , netfilter-devel@vger.kernel.org To: davem@davemloft.net Return-path: Received: from stinky.trash.net ([213.144.137.162]:48166 "EHLO stinky.trash.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758416AbYFFPSD (ORCPT ); Fri, 6 Jun 2008 11:18:03 -0400 In-Reply-To: <20080606151737.25286.54547.sendpatchset@localhost.localdomain> Sender: netfilter-devel-owner@vger.kernel.org List-ID: netfilter: {ip,ip6,nfnetlink}_queue: misc cleanups - No need to perform data_len = 0 in the switch command, since data_len is initialized to 0 in the beginning of the ipq_build_packet_message() method. - {ip,ip6}_queue: We can reach nlmsg_failure only from one place; skb is sure to be NULL when getting there; since skb is NULL, there is no need to check this fact and call kfree_skb(). Signed-off-by: Rami Rosen Signed-off-by: Patrick McHardy --- commit fd84cffdd4024f74affc3ae7ee4026d754713c36 tree ffd5c770634c694435c555408d3a14c929a7614d parent e0f7130611c678e99a237ecdfb065daae1e677bf author Rami Rosen Fri, 06 Jun 2008 17:11:05 +0200 committer Patrick McHardy Fri, 06 Jun 2008 17:11:05 +0200 net/ipv4/netfilter/ip_queue.c | 3 --- net/ipv6/netfilter/ip6_queue.c | 3 --- net/netfilter/nfnetlink_queue.c | 1 - 3 files changed, 0 insertions(+), 7 deletions(-) diff --git a/net/ipv4/netfilter/ip_queue.c b/net/ipv4/netfilter/ip_queue.c index 26a37ce..aa33a4a 100644 --- a/net/ipv4/netfilter/ip_queue.c +++ b/net/ipv4/netfilter/ip_queue.c @@ -156,7 +156,6 @@ ipq_build_packet_message(struct nf_queue_entry *entry, int *errp) case IPQ_COPY_META: case IPQ_COPY_NONE: size = NLMSG_SPACE(sizeof(*pmsg)); - data_len = 0; break; case IPQ_COPY_PACKET: @@ -224,8 +223,6 @@ ipq_build_packet_message(struct nf_queue_entry *entry, int *errp) return skb; nlmsg_failure: - if (skb) - kfree_skb(skb); *errp = -EINVAL; printk(KERN_ERR "ip_queue: error creating packet message\n"); return NULL; diff --git a/net/ipv6/netfilter/ip6_queue.c b/net/ipv6/netfilter/ip6_queue.c index 2eff3ae..1b8815f 100644 --- a/net/ipv6/netfilter/ip6_queue.c +++ b/net/ipv6/netfilter/ip6_queue.c @@ -159,7 +159,6 @@ ipq_build_packet_message(struct nf_queue_entry *entry, int *errp) case IPQ_COPY_META: case IPQ_COPY_NONE: size = NLMSG_SPACE(sizeof(*pmsg)); - data_len = 0; break; case IPQ_COPY_PACKET: @@ -226,8 +225,6 @@ ipq_build_packet_message(struct nf_queue_entry *entry, int *errp) return skb; nlmsg_failure: - if (skb) - kfree_skb(skb); *errp = -EINVAL; printk(KERN_ERR "ip6_queue: error creating packet message\n"); return NULL; diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c index 3447025..04e9c96 100644 --- a/net/netfilter/nfnetlink_queue.c +++ b/net/netfilter/nfnetlink_queue.c @@ -243,7 +243,6 @@ nfqnl_build_packet_message(struct nfqnl_instance *queue, switch ((enum nfqnl_config_mode)queue->copy_mode) { case NFQNL_COPY_META: case NFQNL_COPY_NONE: - data_len = 0; break; case NFQNL_COPY_PACKET: