[PATCH 1/1] regmap: fix range checks

[Tom Rini]

On Thu, Sep 29, 2022 at 10:27:06PM +0000, Heinrich Schuchardt wrote:

> On the 32bit ARM sandbox 'dm ut dm_test_devm_regmap' fails with an abort.
> This is due to incorrect range checks.
> 
> On 32-bit systems the size of size_t and int is both 32 bit. The expression
> (offset + val_len) is bound to overflow if offset == -1. Add an overflow
> check.
> 
> Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>
> Reviewed-by: Simon Glass <sjg at chromium.org>

Applied to u-boot/master, thanks!

-- 
Tom
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