Re: drivers/input/touchscreen/elants_i2c.c:859:45: warning: Clarify calculation precedence for '&' and
From: Dmitry Torokhov
Date: Thu Aug 06 2020 - 18:31:10 EST
On Sun, Aug 02, 2020 at 06:18:19AM +0800, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: d52daa8620c65960e1ef882adc1f92061326bd7a
> commit: f27ad8932725f8dd0cd1a46763de4a40377b1ae6 Input: elants_i2c - support palm detection
> date: 4 months ago
> compiler: xtensa-linux-gcc (GCC) 9.3.0
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
> cppcheck warnings: (new ones prefixed by >>)
> >> drivers/input/touchscreen/elants_i2c.c:859:45: warning: Clarify calculation precedence for '&' and '?'. [clarifyCalculation]
> tool_type = buf[FW_POS_TOOL_TYPE] & BIT(0) ?
No, there is no need to clarify precedence as it is already clear.