netfilter: nf_tables: Allow table names of up to 255 chars

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Allocate all table names dynamically to allow for arbitrary lengths but
introduce NFT_NAME_MAXLEN as an upper sanity boundary. It's value was
chosen to allow using a domain name as per RFC 1035.

Signed-off-by: Phil Sutter <phil@nwl.cc>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

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Phil Sutter 2017-07-27 16:56:41 +02:00 • committed by Pablo Neira Ayuso

parent 2cf0c8b3e6

commit e46abbcc05

4 changed files with 40 additions and 16 deletions

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2

include/net/netfilter/nf_tables.h

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3

include/uapi/linux/netfilter/nf_tables.h

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49

net/netfilter/nf_tables_api.c

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2

net/netfilter/nf_tables_trace.c

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