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author | Pablo Neira Ayuso <pablo@netfilter.org> | 2006-03-22 13:54:40 -0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2006-03-22 13:54:40 -0800 |
commit | f0d835835ba30686dc085e98c8eeac0b9c26e3b2 (patch) | |
tree | 85149be8e4154bda3fc9c979693fb5bf997d82f3 /net/netfilter | |
parent | 1cde64365b0c4f576f8f45b834e6a6de081b5914 (diff) | |
download | kernel_goldelico_gta04-f0d835835ba30686dc085e98c8eeac0b9c26e3b2.zip kernel_goldelico_gta04-f0d835835ba30686dc085e98c8eeac0b9c26e3b2.tar.gz kernel_goldelico_gta04-f0d835835ba30686dc085e98c8eeac0b9c26e3b2.tar.bz2 |
[NETFILTER]: nfnetlink_queue: fix nfnetlink message size
Fix oversized message, use NLMSG_SPACE just one since it reserves space
for the netlink header and NFA_SPACE for every attribute.
Thanks to Harald Welte for the feedback
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/netfilter')
-rw-r--r-- | net/netfilter/nfnetlink_queue.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c index 2cf5fb8..b570166 100644 --- a/net/netfilter/nfnetlink_queue.c +++ b/net/netfilter/nfnetlink_queue.c @@ -354,16 +354,17 @@ nfqnl_build_packet_message(struct nfqnl_instance *queue, QDEBUG("entered\n"); /* all macros expand to constant values at compile time */ - size = NLMSG_SPACE(sizeof(struct nfqnl_msg_packet_hdr)) - + NLMSG_SPACE(sizeof(u_int32_t)) /* ifindex */ - + NLMSG_SPACE(sizeof(u_int32_t)) /* ifindex */ + size = NLMSG_SPACE(sizeof(struct nfgenmsg)) + + + NFA_SPACE(sizeof(struct nfqnl_msg_packet_hdr)) + + NFA_SPACE(sizeof(u_int32_t)) /* ifindex */ + + NFA_SPACE(sizeof(u_int32_t)) /* ifindex */ #ifdef CONFIG_BRIDGE_NETFILTER - + NLMSG_SPACE(sizeof(u_int32_t)) /* ifindex */ - + NLMSG_SPACE(sizeof(u_int32_t)) /* ifindex */ + + NFA_SPACE(sizeof(u_int32_t)) /* ifindex */ + + NFA_SPACE(sizeof(u_int32_t)) /* ifindex */ #endif - + NLMSG_SPACE(sizeof(u_int32_t)) /* mark */ - + NLMSG_SPACE(sizeof(struct nfqnl_msg_packet_hw)) - + NLMSG_SPACE(sizeof(struct nfqnl_msg_packet_timestamp)); + + NFA_SPACE(sizeof(u_int32_t)) /* mark */ + + NFA_SPACE(sizeof(struct nfqnl_msg_packet_hw)) + + NFA_SPACE(sizeof(struct nfqnl_msg_packet_timestamp)); outdev = entinf->outdev; @@ -388,7 +389,7 @@ nfqnl_build_packet_message(struct nfqnl_instance *queue, else data_len = queue->copy_range; - size += NLMSG_SPACE(data_len); + size += NFA_SPACE(data_len); break; default: |