diff options
Diffstat (limited to 'net/netfilter')
| -rw-r--r-- | net/netfilter/nft_meta.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/net/netfilter/nft_meta.c b/net/netfilter/nft_meta.c index 40fe48fcf9d0..5ab4df56c945 100644 --- a/net/netfilter/nft_meta.c +++ b/net/netfilter/nft_meta.c @@ -788,6 +788,25 @@ static const struct nft_expr_ops nft_meta_get_ops = { .offload = nft_meta_get_offload, }; +static bool nft_meta_set_reduce(struct nft_regs_track *track, + const struct nft_expr *expr) +{ + int i; + + for (i = 0; i < NFT_REG32_NUM; i++) { + if (!track->regs[i].selector) + continue; + + if (track->regs[i].selector->ops != &nft_meta_get_ops) + continue; + + track->regs[i].selector = NULL; + track->regs[i].bitwise = NULL; + } + + return false; +} + static const struct nft_expr_ops nft_meta_set_ops = { .type = &nft_meta_type, .size = NFT_EXPR_SIZE(sizeof(struct nft_meta)), @@ -795,6 +814,7 @@ static const struct nft_expr_ops nft_meta_set_ops = { .init = nft_meta_set_init, .destroy = nft_meta_set_destroy, .dump = nft_meta_set_dump, + .reduce = nft_meta_set_reduce, .validate = nft_meta_set_validate, }; |