From: Liping Zhang <liping.zh...@spreadtrum.com>
There's a similar problem in xt_NFLOG, and was fixed by commit 7643507fe8b5
("netfilter: xt_NFLOG: nflog-range does not truncate packets"). Only set
copy_len here does not work, so we should enable NF_LOG_F_COPY_LEN also.
Signed-off-by: Liping Zhang <liping.zh...@spreadtrum.com>
---
net/netfilter/nft_log.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/net/netfilter/nft_log.c b/net/netfilter/nft_log.c
index 5f6f088..24a73bb 100644
--- a/net/netfilter/nft_log.c
+++ b/net/netfilter/nft_log.c
@@ -92,6 +92,7 @@ static int nft_log_init(const struct nft_ctx *ctx,
case NF_LOG_TYPE_ULOG:
li->u.ulog.group = ntohs(nla_get_be16(tb[NFTA_LOG_GROUP]));
if (tb[NFTA_LOG_SNAPLEN] != NULL) {
+ li->u.ulog.flags |= NF_LOG_F_COPY_LEN;
li->u.ulog.copy_len =
ntohl(nla_get_be32(tb[NFTA_LOG_SNAPLEN]));
}
@@ -149,7 +150,7 @@ static int nft_log_dump(struct sk_buff *skb, const struct
nft_expr *expr)
if (nla_put_be16(skb, NFTA_LOG_GROUP, htons(li->u.ulog.group)))
goto nla_put_failure;
- if (li->u.ulog.copy_len) {
+ if (li->u.ulog.flags & NF_LOG_F_COPY_LEN) {
if (nla_put_be32(skb, NFTA_LOG_SNAPLEN,
htonl(li->u.ulog.copy_len)))
goto nla_put_failure;
--
2.5.5
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