Re: [PATCH 0/4] staging: comedi: INSN_CONFIG_DIGITAL_TRIG fixes

2020-07-20 Thread Greg Kroah-Hartman
On Fri, Jul 17, 2020 at 03:52:53PM +0100, Ian Abbott wrote: > These patches correct problems with INSN_CONFIG_DIGITAL_TRIG comedi > configuration instructions in various comedi drivers, in particular the > use of unconstrained bit shift amounts from userspace leading to > undefined behaviour

[PATCH 0/4] staging: comedi: INSN_CONFIG_DIGITAL_TRIG fixes

2020-07-17 Thread Ian Abbott
These patches correct problems with INSN_CONFIG_DIGITAL_TRIG comedi configuration instructions in various comedi drivers, in particular the use of unconstrained bit shift amounts from userspace leading to undefined behaviour (although hopefully not the kernel crashy sort). The patches have been