Re: [PATCH bpf-next v2] bpf: Change inode_storage's lookup_elem return value from NULL to -EBADF.

[Yonghong Song <yhs@xxxxxx>]

On 3/7/21 4:09 AM, Tal Lossos wrote:
> bpf_fd_inode_storage_lookup_elem returned NULL when getting a bad FD,
> which caused -ENOENT in bpf_map_copy_value.
> EBADF is better than ENOENT for a bad FD behaviour.
>
> The patch was partially contributed by CyberArk Software, Inc.
>
> Signed-off-by: Tal Lossos <tallossos@xxxxxxxxx>

Acked-by: Yonghong Song <yhs@xxxxxx>