diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c b/drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c index ef6775b54168..144cae87f63a 100644 --- a/drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c +++ b/drivers/net/ethernet/netronome/nfp/nfp_bpf_verifier.c @@ -86,7 +86,16 @@ nfp_bpf_check_exit(struct nfp_prog *nfp_prog, return -EINVAL; } - if (reg0->imm != 0 && (reg0->imm & ~0U) != ~0U) { + if (nfp_prog->act != NN_ACT_DIRECT && + reg0->imm != 0 && (reg0->imm & ~0U) != ~0U) { + pr_info("unsupported exit state: %d, imm: %llx\n", + reg0->type, reg0->imm); + return -EINVAL; + } + + if (nfp_prog->act == NN_ACT_DIRECT && reg0->imm <= TC_ACT_REDIRECT && + reg0->imm != TC_ACT_SHOT && reg0->imm != TC_ACT_STOLEN && + reg0->imm != TC_ACT_QUEUED) { pr_info("unsupported exit state: %d, imm: %llx\n", reg0->type, reg0->imm); return -EINVAL; |