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Subject[patch 40/47] netfilter: xt_sctp: sctp chunk mapping doesnt work
2.6.27-stable review patch.  If anyone has any objections, please let us know.

------------------
From: Qu Haoran <haoran.qu@6wind.com>

netfilter: xt_sctp: sctp chunk mapping doesn't work

Upstream commit: d4e2675a

When user tries to map all chunks given in argument, kernel
works on a copy of the chunkmap, but at the end it doesn't
check the copy, but the orginal one.

Signed-off-by: Qu Haoran <haoran.qu@6wind.com>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
net/netfilter/xt_sctp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/net/netfilter/xt_sctp.c
+++ b/net/netfilter/xt_sctp.c
@@ -105,7 +105,7 @@ match_packet(const struct sk_buff *skb,

switch (chunk_match_type) {
case SCTP_CHUNK_MATCH_ALL:
- return SCTP_CHUNKMAP_IS_CLEAR(info->chunkmap);
+ return SCTP_CHUNKMAP_IS_CLEAR(chunkmapcopy);
case SCTP_CHUNK_MATCH_ANY:
return false;
case SCTP_CHUNK_MATCH_ONLY:


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