[PATCH] autoboot: fix illegal memory access when stop key and delay key are empty

[Tom Rini]

On Fri, Jan 15, 2021 at 03:11:49AM +0000, Yuezhang.Mo at sony.com wrote:

> If both stop key and delay key are empty, the length of these
> keys is 0. The subtraction operation will cause the u_int type
> variable to overflow, will cause illegal memory access in key
> input loop.
> 
> This commit fixes this bug by using int type instead of u_init.
> Acked-by: Heinrich Schuchardt <xypron.glpk at gmx.de>

Applied to u-boot/master, thanks!

-- 
Tom
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