Re: [PATCH] bpf: explicitly memset some bpf info structures declared on the stack

[Yonghong Song]

On 3/20/20 9:22 AM, Greg Kroah-Hartman wrote:
> Trying to initialize a structure with "= {};" will not always clean out
> all padding locations in a structure.  So be explicit and call memset to
> initialize everything for a number of bpf information structures that
> are then copied from userspace, sometimes from smaller memory locations
> than the size of the structure.
>
> Reported-by: Daniel Borkmann <daniel@xxxxxxxxxxxxx
> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

Acked-by: Yonghong Song <yhs@xxxxxx>