net: Add netdev all_adj_list refcnt propagation to fix panic

[cascardo/linux.git] / net / netfilter / nf_tables_trace.c

diff --git a/net/netfilter/nf_tables_trace.c b/net/netfilter/nf_tables_trace.c
index 39eb1cc..ab695f8 100644 (file)
--- a/net/netfilter/nf_tables_trace.c
+++ b/net/netfilter/nf_tables_trace.c
@@ -113,20 +113,22 @@ static int nf_trace_fill_pkt_info(struct sk_buff *nlskb,
                                  const struct nft_pktinfo *pkt)
 {
        const struct sk_buff *skb = pkt->skb;
-       unsigned int len = min_t(unsigned int,
-                                pkt->xt.thoff - skb_network_offset(skb),
-                                NFT_TRACETYPE_NETWORK_HSIZE);
        int off = skb_network_offset(skb);
+       unsigned int len, nh_end;
 
+       nh_end = pkt->tprot_set ? pkt->xt.thoff : skb->len;
+       len = min_t(unsigned int, nh_end - skb_network_offset(skb),
+                   NFT_TRACETYPE_NETWORK_HSIZE);
        if (trace_fill_header(nlskb, NFTA_TRACE_NETWORK_HEADER, skb, off, len))
                return -1;
 
-       len = min_t(unsigned int, skb->len - pkt->xt.thoff,
-                   NFT_TRACETYPE_TRANSPORT_HSIZE);
-
-       if (trace_fill_header(nlskb, NFTA_TRACE_TRANSPORT_HEADER, skb,
-                             pkt->xt.thoff, len))
-               return -1;
+       if (pkt->tprot_set) {
+               len = min_t(unsigned int, skb->len - pkt->xt.thoff,
+                           NFT_TRACETYPE_TRANSPORT_HSIZE);
+               if (trace_fill_header(nlskb, NFTA_TRACE_TRANSPORT_HEADER, skb,
+                                     pkt->xt.thoff, len))
+                       return -1;
+       }
 
        if (!skb_mac_header_was_set(skb))
                return 0;
@@ -237,7 +239,7 @@ void nft_trace_notify(struct nft_traceinfo *info)
                break;
        case NFT_TRACETYPE_POLICY:
                if (nla_put_be32(skb, NFTA_TRACE_POLICY,
-                                info->basechain->policy))
+                                htonl(info->basechain->policy)))
                        goto nla_put_failure;
                break;
        }