* (Reminder) Re: linuxppc-2.5 (rsync mvista) -- drivers/input/evdev.c:243: error: invalid lvalue in asm statement
@ 2003-08-13 19:57 Miles Lane
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From: Miles Lane @ 2003-08-13 19:57 UTC (permalink / raw)
To: linuxppc-dev
Paul Mackerras writes:
> Benjamin Herrenschmidt writes:
>
> > It's still totally wrong to access userland with a variable sized
> > data since my understanding is that userland doesn't know what size
> > the kernel will use for access here, thus it works for little endian
> > but not big endian (well... afaik).
>
> The userland data isn't variable-sized; it's an int, and it is
> accessed as an int because the pointer given to get_user is int *.
> The problem is (as Franz pointed out) the use of (a? b: c) as an
> lvalue.
>
> Incidentally there is a bug in the INPUT_KEYCODE macro: the second
> (dev->keycodesize == 1) should be == 2 instead (the condition for the
> u16 case).
This problem is still around in linuxppc-2.5.
Miles
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2003-08-13 19:57 (Reminder) Re: linuxppc-2.5 (rsync mvista) -- drivers/input/evdev.c:243: error: invalid lvalue in asm statement Miles Lane
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