Re: [PATCH bpf-next] libbpf: Fix unintentional success return code in bpf_object__load
From: Alexei Starovoitov <hidden>
Date: 2020-08-26 22:17:57
Also in:
bpf
On Wed, Aug 26, 2020 at 12:56 AM Alex Gartrell [off-list ref] wrote:
There are code paths where EINVAL is returned directly without setting
errno. In that case, errno could be 0, which would mask the
failure. For example, if a careless programmer set log_level to 10000
out of laziness, they would have to spend a long time trying to figure
out why.
Fixes: 4f33ddb4e3e2 ("libbpf: Propagate EPERM to caller on program load")
Signed-off-by: Alex Gartrell <redacted>Applied. Thanks