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(parent: a7c176b) | patch
netfilter: nft_meta: track register operations
authorPablo Neira Ayuso <pablo@netfilter.org>
Sun, 9 Jan 2022 16:11:23 +0000 (17:11 +0100)
committerPablo Neira Ayuso <pablo@netfilter.org>
Sun, 9 Jan 2022 22:35:17 +0000 (23:35 +0100)
commit9b17afb2c88bbadcc15b96f0275c426ae3d89a33
tree1be7be5fb261e2eed2dc1058bdea1c7ce0f3ddf2tree | snapshot
parenta7c176bf9f0e916f7544f6a00d898b0c90de1887commit | diff
netfilter: nft_meta: track register operations

Check if the destination register already contains the data that this
meta store expression performs. This allows to skip this redundant
operation. If the destination contains a different selector, update
the register tracking information.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
net/netfilter/nft_meta.c diff | blob | history
Domain: System / Kernel;