On Tue, 6 Feb 2018, Dan Carpenter wrote:

> That found 4 that I think Wolfram's grep missed.
>
>  arch/um/drivers/vector_user.h             |    2 --
>  drivers/gpu/drm/mxsfb/mxsfb_regs.h        |    2 --
>  drivers/video/fbdev/mxsfb.c               |    2 --
>  include/drm/drm_scdc_helper.h             |    3 ---
>
> But it didn't find the two bugs that Geert found where the right side
> wasn't a number literal.
>
> drivers/net/can/m_can/m_can.c:#define RXFC_FWM_MASK     (0x7f < 
> RXFC_FWM_SHIFT)

OK, I can easily add this in - I've got rules to protect against reporting
it at the moment.  It may end up with false positives.

> drivers/usb/gadget/udc/goku_udc.h:#define INT_EPnNAK(n) (0x00100 < (n))       
>   /* 0 < n < 4 */

This is indeed harder, because one has to look at the usage site.

julia

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