On 05/17/2018 07:39 PM, Jesper Dangaard Brouer wrote:
> Commit 0a6748740368 ("selftests/bpf: Only run tests if !bpf_disabled")
> forgot to check return value of fopen.
> This caused some confusion, when running test_verifier (from
> tools/testing/selftests/bpf/) on an older kernel (< v4.4) as it will
> simply seqfault.
> This fix avoids the segfault and prints an error, but allow program to
> continue. Given the sysctl was introduced in 1be7f75d1668 ("bpf:
> enable non-root eBPF programs"), we know that the running kernel
> cannot support unpriv, thus continue with unpriv_disabled = true.
> Fixes: 0a6748740368 ("selftests/bpf: Only run tests if !bpf_disabled")
> Signed-off-by: Jesper Dangaard Brouer <bro...@redhat.com>
Applied to bpf, thanks Jesper!