I'm afraid Roman's patch doesn't fix the bug.
On Fri, Nov 30, 2018 at 02:58:03PM -0800, Alexei Starovoitov wrote:
> On Thu, Nov 29, 2018 at 01:27:03PM +0300, Dan Carpenter wrote:
> > Smatch complains that if bpf_test_run() fails with -ENOMEM at the
> > begining then the "duration" is uninitialized. We then copy the
> > unintialized variables to the user inside the bpf_test_finish()
> > function. The functions require CAP_SYS_ADMIN so it's not really an
> > information leak.
> >
> > Fixes: 1cf1cae963c2 ("bpf: introduce BPF_PROG_TEST_RUN command")
> > Signed-off-by: Dan Carpenter <[email protected]>
>
> That is incorrect fixes tag.
Yeah. You're right. The Fixes tag is wrong. I spent some time looking
at this too, because the code is old but the warning only just
appeared... :/
Thanks for fixing this, Roman.
regards,
dan carpenter