diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/bpf/verifier.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/bpf/verifier.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/bpf/verifier.c b/drivers/net/ethernet/netronome/nfp/bpf/verifier.c index e04035c116a4..99f977bfd8cc 100644 --- a/drivers/net/ethernet/netronome/nfp/bpf/verifier.c +++ b/drivers/net/ethernet/netronome/nfp/bpf/verifier.c @@ -747,9 +747,9 @@ continue_subprog: static int nfp_bpf_finalize(struct bpf_verifier_env *env) { - unsigned int stack_size, stack_needed; struct bpf_subprog_info *info; struct nfp_prog *nfp_prog; + unsigned int max_stack; struct nfp_net *nn; int i; @@ -777,11 +777,12 @@ static int nfp_bpf_finalize(struct bpf_verifier_env *env) } nn = netdev_priv(env->prog->aux->offload->netdev); - stack_size = nn_readb(nn, NFP_NET_CFG_BPF_STACK_SZ) * 64; - stack_needed = nfp_bpf_get_stack_usage(nfp_prog, env->prog->len); - if (stack_needed > stack_size) { + max_stack = nn_readb(nn, NFP_NET_CFG_BPF_STACK_SZ) * 64; + nfp_prog->stack_size = nfp_bpf_get_stack_usage(nfp_prog, + env->prog->len); + if (nfp_prog->stack_size > max_stack) { pr_vlog(env, "stack too large: program %dB > FW stack %dB\n", - stack_needed, stack_size); + nfp_prog->stack_size, max_stack); return -EOPNOTSUPP; } |