Re: [PATCH][next] staging: greybus: i2c: Use struct_size() helper in gb_i2c_operation_create()

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On Mon, Jan 24, 2022 at 12:19:03PM -0800, Kees Cook wrote:
> This could still overflow if struct_size() returns SIZE_MAX. Perhaps:
> 	if (check_add_overflow(struct_size(request, ops, msg_count),
> 			       data_out_size, &request_size))
> 		request_size = SIZE_MAX;
> I should brush off the saturating arithmetic helpers series:

Yes, please!  Those seem like a million times easier to use.

dan carpenter
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