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(parent: 7c0cdf0) | patch
nfp: bpf: fix code-gen bug on BPF_ALU | BPF_XOR | BPF_K
authorJiong Wang <jiong.wang@netronome.com>
Fri, 22 Feb 2019 22:36:03 +0000 (22:36 +0000)
committerDaniel Borkmann <daniel@iogearbox.net>
Fri, 22 Feb 2019 23:07:47 +0000 (00:07 +0100)
commit71c190249f0ced5b26377ea6bf829ab3af77a40c
tree9096cfe0cd70c4f169e74f05a4f93d1a8af6cd20tree | snapshot
parent7c0cdf0b3940f63d9777c3fcf250a2f83859ca54commit | diff
nfp: bpf: fix code-gen bug on BPF_ALU | BPF_XOR | BPF_K

The intended optimization should be A ^ 0 = A, not A ^ -1 = A.

Fixes: cd7df56ed3e6 ("nfp: add BPF to NFP code translator")
Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: Jiong Wang <jiong.wang@netronome.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
drivers/net/ethernet/netronome/nfp/bpf/jit.c diff | blob | history
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