leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

netfilter: nf_tables: release new hooks on unsupported flowtable flags

Browse Source 
Release the list of new hooks that are pending to be registered in case
that unsupported flowtable flags are provided.

Fixes: 78d9f48f7f ("netfilter: nf_tables: add devices to existing flowtable")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Pablo Neira Ayuso 2022-06-05 13:40:06 +02:00
parent 2c9e455977
commit c271cc9feb
1 changed files with 8 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
net/netfilter/nf_tables_api.c
View File

@ -7433,11 +7433,15 @@ static int nft_flowtable_update(struct nft_ctx *ctx, const struct nlmsghdr *nlh,
if (nla[NFTA_FLOWTABLE_FLAGS]) {
flags = ntohl(nla_get_be32(nla[NFTA_FLOWTABLE_FLAGS]));
if (flags & ~NFT_FLOWTABLE_MASK)
return -EOPNOTSUPP;
if (flags & ~NFT_FLOWTABLE_MASK) {
err = -EOPNOTSUPP;
goto err_flowtable_update_hook;
}
if ((flowtable->data.flags & NFT_FLOWTABLE_HW_OFFLOAD) ^
(flags & NFT_FLOWTABLE_HW_OFFLOAD))
return -EOPNOTSUPP;
(flags & NFT_FLOWTABLE_HW_OFFLOAD)) {
err = -EOPNOTSUPP;
goto err_flowtable_update_hook;
}
} else {
flags = flowtable->data.flags;
}