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Subject: Re: [RESEND PATCH v6 07/10] spmi: pmic-arb: block access for invalid PMIC arbiter v5 SPMI writes
From:   Stephen Boyd <sboyd@kernel.org>
Cc:     quic_collinsd@quicinc.com, quic_subbaram@quicinc.com,
        quic_fenglinw@quicinc.com, tglx@linutronix.de, maz@kernel.org,
        David Collins <collinsd@codeaurora.org>
To:     Fenglin Wu <quic_fenglinw@quicinc.com>,
        linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org
Date:   Wed, 31 Aug 2022 10:40:47 -0700
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Quoting Fenglin Wu (2022-06-11 20:24:43)
> From: David Collins <collinsd@codeaurora.org>
>=20
> The system crashes due to an access permission violation when
> writing to a PMIC peripheral which is not owned by the current
> ee.  Add a check for PMIC arbiter version 5 for such invalid
> write requests and return an error instead of crashing the
> system.
>=20
> Signed-off-by: David Collins <collinsd@codeaurora.org>
> Signed-off-by: Fenglin Wu <quic_fenglinw@quicinc.com>
> ---

Applied to spmi-next