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path: root/net/netfilter/nft_byteorder.c
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Diffstat (limited to 'net/netfilter/nft_byteorder.c')
-rw-r--r--net/netfilter/nft_byteorder.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/net/netfilter/nft_byteorder.c b/net/netfilter/nft_byteorder.c
index 9d5947ab8d4e..f952a80275a8 100644
--- a/net/netfilter/nft_byteorder.c
+++ b/net/netfilter/nft_byteorder.c
@@ -44,7 +44,8 @@ void nft_byteorder_eval(const struct nft_expr *expr,
case NFT_BYTEORDER_NTOH:
for (i = 0; i < priv->len / 8; i++) {
src64 = nft_reg_load64(&src[i]);
- nft_reg_store64(&dst[i], be64_to_cpu(src64));
+ nft_reg_store64(&dst[i],
+ be64_to_cpu((__force __be64)src64));
}
break;
case NFT_BYTEORDER_HTON:
@@ -167,12 +168,23 @@ nla_put_failure:
return -1;
}
+static bool nft_byteorder_reduce(struct nft_regs_track *track,
+ const struct nft_expr *expr)
+{
+ struct nft_byteorder *priv = nft_expr_priv(expr);
+
+ nft_reg_track_cancel(track, priv->dreg, priv->len);
+
+ return false;
+}
+
static const struct nft_expr_ops nft_byteorder_ops = {
.type = &nft_byteorder_type,
.size = NFT_EXPR_SIZE(sizeof(struct nft_byteorder)),
.eval = nft_byteorder_eval,
.init = nft_byteorder_init,
.dump = nft_byteorder_dump,
+ .reduce = nft_byteorder_reduce,
};
struct nft_expr_type nft_byteorder_type __read_mostly = {