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SubjectRe: [patch 1/5] lib/vdso/32: Remove inconsistent NULL pointer checks
On Sun, Jul 28, 2019 at 03:12:52PM +0200, Thomas Gleixner wrote:
> The 32bit variants of vdso_clock_gettime()/getres() have a NULL pointer
> check for the timespec pointer. That's inconsistent vs. 64bit.
>
> But the vdso implementation will never be consistent versus the syscall
> because the only case which it can handle is NULL. Any other invalid
> pointer will cause a segfault. So special casing NULL is not really useful.
>
> Remove it along with the superflouos syscall fallback invocation as that

s/superflouos/superfluous

> will return -EFAULT anyway. That also gets rid of the dubious typecast
> which only works because the pointer is NULL.
>
> Fixes: 00b26474c2f1 ("lib/vdso: Provide generic VDSO implementation")
> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
> ---

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