Merge branch 'reject-ptr-scalar-mix'

Daniel Borkmann says:

====================
Follow-up fix to 18523934455f ("bpf: prevent out of bounds speculation
on pointer arithmetic") in order to reject a corner case for sanitation
when ptr / scalars are mixed in the same alu op.
====================

Signed-off-by: Alexei Starovoitov <ast@kernel.org>