[PATCHv2] net: bpf: reject invalid shifts
From: davem@davemloft.net (David Miller)
Date: 2016-01-13 02:43:15
Also in:
netdev
From: Eric Dumazet <redacted> Date: Tue, 12 Jan 2016 18:11:38 -0800
As I said, it is possible some guys never noticed their BPF program were 'broken' because this invalid shift was hidden in a dead code part.
We should not hide bugs and unintended uses of operations with undefined behavior.