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netfilter: nf_tables: use nla_memdup to copy udata
authorJose M. Guisado Gomez <guigom@riseup.net>
Mon, 28 Sep 2020 12:24:57 +0000 (14:24 +0200)
committerPablo Neira Ayuso <pablo@netfilter.org>
Wed, 30 Sep 2020 09:45:14 +0000 (11:45 +0200)
commit85db827a57a9311ddb3d7f9fa18d812517b2ab9a
tree9bcdfe7538a55d521c60120024b4a2651c301917tree | snapshot
parentbc7a708235f41face74f9746461f94d94e8e33aecommit | diff
netfilter: nf_tables: use nla_memdup to copy udata

When userdata support was added to tables and objects, user data coming
from user space was allocated and copied using kzalloc + nla_memcpy.

Use nla_memdup to copy userdata of tables and objects.

Signed-off-by: Jose M. Guisado Gomez <guigom@riseup.net>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
net/netfilter/nf_tables_api.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git