netfilter: nf_tables: nft_obj_filter fits into cb->ctx
[ Upstream commit 5a893b9c ] No need to allocate it if one may just use struct netlink_callback's scratch area for it. Signed-off-by:Phil Sutter <phil@nwl.cc> Signed-off-by:
Pablo Neira Ayuso <pablo@netfilter.org> Stable-dep-of: bd662c42 ("netfilter: nf_tables: Add locking for NFT_MSG_GETOBJ_RESET requests") Signed-off-by:
Sasha Levin <sashal@kernel.org>
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