Re: [PATCH][next] iio: hw_consumer: Use struct_size() helper in kzalloc()

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On Thu, Jan 20, 2022 at 04:52:43PM -0600, Gustavo A. R. Silva wrote:
> Make use of the struct_size() helper instead of an open-coded version,
> in order to avoid any potential type mistakes or integer overflows that,
> in the worst scenario, could lead to heap overflows.
> 
> Also, address the following sparse warnings:
> drivers/iio/buffer/industrialio-hw-consumer.c:63:23: warning: using sizeof on a flexible structure
> 
> Link: https://github.com/KSPP/linux/issues/174
> Signed-off-by: Gustavo A. R. Silva <gustavoars@xxxxxxxxxx>

Looks good to me.

Reviewed-by: Kees Cook <keescook@xxxxxxxxxxxx>

-- 
Kees Cook



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