nfp: bpf: reject program on instructions unknown to the JIT compiler

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If an eBPF instruction is unknown to the driver JIT compiler, we can
reject the program at verification time.

Signed-off-by: Quentin Monnet <quentin.monnet@netronome.com>
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Reviewed-by: Jiong Wang <jiong.wang@netronome.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>

...

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Quentin Monnet 2018-01-16 15:51:50 -08:00 • committed by Daniel Borkmann

parent 7dfa4d87cf

commit 74801e50d5

3 changed files with 12 additions and 0 deletions

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5

drivers/net/ethernet/netronome/nfp/bpf/jit.c

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1

drivers/net/ethernet/netronome/nfp/bpf/main.h

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6

drivers/net/ethernet/netronome/nfp/bpf/verifier.c

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