Re: [PATCH v2] iio: buffer: Ensure bounce buffer used for unaligned case is zeroed.

Andy Shevchenko <[email protected]>
Newsgroups org.kernel.vger.linux-iio
Organization Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo
Message-ID <[email protected]> 
On Mon, Aug 03, 2026 at 02:22:24AM +0100, Jonathan Cameron wrote:

> iio_push_to_buffers_with_ts_unaligned() leaks uninitialized heap memory
> to userspace if the data passed in is not a multiple of 8 bytes and the
> timestamp is enabled. Specify __GFP_ZERO for the devm_krealloc()
> to ensure any extra space is cleared.

Reviewed-by: Andy Shevchenko <[email protected]>

-- 
With Best Regards,
Andy Shevchenko
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