Re: [PATCH 12/23] bpf: handle the compat string in bpf_trace_copy_string better

Andrii Nakryiko
2020-05-21T22:10:54Z

On Thu, May 21, 2020 at 8:24 AM Christoph Hellwig <hch@lst.de> wrote:
>
> User the proper helper for kernel or userspace addresses based on
> TASK_SIZE instead of the dangerous strncpy_from_unsafe function.
>
> Signed-off-by: Christoph Hellwig <hch@lst.de>
> ---

Acked-by: Andrii Nakryiko <andriin@fb.com>

> kernel/trace/bpf_trace.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
> …