[PATCH 05/10] hwrng: stm32 - rework error handling in stm32_rng_read()

Herbert Xu herbert at gondor.apana.org.au
Mon Sep 11 21:02:11 PDT 2023


On Fri, Sep 08, 2023 at 06:51:15PM +0200, Gatien Chevallier wrote:
>
> +			if (WARN_ON(sr & RNG_SR_CEIS), "RNG clock too slow - %x\n", sr)

Introducing an unconditional WARN_ON is not acceptable.  If you
really need it, make it WARN_ON_ONCE.  But why does this need
to be a WARN instead of dev_err?

Cheers,
-- 
Email: Herbert Xu <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
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