linux-kernel - Re: [PATCH v3 3/7] bus: mhi: core: Initialize bhie field in mhi

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Date:   Wed, 25 Mar 2020 10:01:56 -0600
From:   Jeffrey Hugo <jhugo@...eaurora.org>
To:     Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>,
        gregkh@...uxfoundation.org, davem@...emloft.net
Cc:     smohanad@...eaurora.org, kvalo@...eaurora.org,
        bjorn.andersson@...aro.org, hemantk@...eaurora.org,
        linux-arm-msm@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 3/7] bus: mhi: core: Initialize bhie field in mhi_cntrl
 for RDDM capture

On 3/24/2020 12:10 AM, Manivannan Sadhasivam wrote:
> The bhie field in mhi_cntrl needs to be initialized to proper register
> base in order to make mhi_rddm_prepare() to work. Otherwise,
> mhi_rddm_prepare() will cause NULL pointer dereference.
> 
> Fixes: 6fdfdd27328c ("bus: mhi: core: Add support for downloading RDDM image during panic")
> Reported-by: Hemant Kumar <hemantk@...eaurora.org>
> Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>

Reviewed-by: Jeffrey Hugo <jhugo@...eaurora.org>

-- 
Jeffrey Hugo
Qualcomm Technologies, Inc. is a member of the
Code Aurora Forum, a Linux Foundation Collaborative Project.