netfilter: nf_tables: reset rule number counter after jump and goto

Otherwise we start incrementing the rule number counter from the
previous chain iteration.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/netfilter/nf_tables_core.c b/net/netfilter/nf_tables_core.c
index 804105391b9a..4368c5850548 100644
--- a/net/netfilter/nf_tables_core.c
+++ b/net/netfilter/nf_tables_core.c
@@ -123,7 +123,7 @@ nft_do_chain(struct nft_pktinfo *pkt, const struct nf_hook_ops *ops)
         struct nft_data data[NFT_REG_MAX + 1];
         unsigned int stackptr = 0;
         struct nft_jumpstack jumpstack[NFT_JUMP_STACK_SIZE];
-        int rulenum = 0;
+        int rulenum;
         /*
          * Cache cursor to avoid problems in case that the cursor is updated
          * while traversing the ruleset.
@@ -131,6 +131,7 @@ nft_do_chain(struct nft_pktinfo *pkt, const struct nf_hook_ops *ops)
         unsigned int gencursor = ACCESS_ONCE(chain->net->nft.gencursor);
 
 do_chain:
+        rulenum = 0;
         rule = list_entry(&chain->rules, struct nft_rule, list);
 next_rule:
         data[NFT_REG_VERDICT].verdict = NFT_CONTINUE;