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From: Jeffrey Hugo <quic_jhugo@quicinc.com>
To: Bhaumik Bhatt <bbhatt@codeaurora.org>,
	<manivannan.sadhasivam@linaro.org>
Cc: <linux-arm-msm@vger.kernel.org>, <hemantk@codeaurora.org>,
	<linux-kernel@vger.kernel.org>, <loic.poulain@linaro.org>,
	<linux-wireless@vger.kernel.org>, <kvalo@codeaurora.org>,
	<ath11k@lists.infradead.org>
Subject: Re: [PATCH v1 6/6] bus: mhi: core: Add range checks for BHI and BHIe
Date: Tue, 4 May 2021 11:30:59 -0600	[thread overview]
Message-ID: <a5e8cd2e-2863-f88b-8344-021d90a68131@quicinc.com> (raw)
In-Reply-To: <1618598825-18629-7-git-send-email-bbhatt@codeaurora.org>

On 4/16/2021 12:47 PM, Bhaumik Bhatt wrote:
> When obtaining the BHI or BHIe offsets during the power up
> preparation phase, range checks are missing. These can help
> controller drivers avoid accessing any address outside of the
> MMIO region. Ensure that mhi_cntrl->reg_len is set before MHI
> registration as it is a required field and range checks will
> fail without it.
> 
> Signed-off-by: Bhaumik Bhatt <bbhatt@codeaurora.org>
> ---

Reviewed-by: Jeffrey Hugo <quic_jhugo@quicinc.com>


      reply	other threads:[~2021-05-04 17:31 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-16 18:46 [PATCH v1 0/6] BHI/BHIe improvements for MHI power purposes Bhaumik Bhatt
2021-04-16 18:47 ` [PATCH v1 1/6] bus: mhi: core: Set BHI/BHIe offsets on power up preparation Bhaumik Bhatt
2021-05-04 17:22   ` Jeffrey Hugo
2021-04-16 18:47 ` [PATCH v1 2/6] bus: mhi: core: Set BHI and BHIe pointers to NULL in clean-up Bhaumik Bhatt
2021-05-04 17:26   ` Jeffrey Hugo
2021-04-16 18:47 ` [PATCH v1 3/6] bus: mhi: Add MMIO region length to controller structure Bhaumik Bhatt
2021-05-04 17:28   ` Jeffrey Hugo
2021-05-04 23:04     ` Bhaumik Bhatt
2021-04-16 18:47 ` [PATCH v1 4/6] ath11k: set register access length for MHI driver Bhaumik Bhatt
2021-04-16 18:47 ` [PATCH v1 5/6] bus: mhi: pci_generic: Set " Bhaumik Bhatt
2021-04-16 18:47 ` [PATCH v1 6/6] bus: mhi: core: Add range checks for BHI and BHIe Bhaumik Bhatt
2021-05-04 17:30   ` Jeffrey Hugo [this message]

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