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Fri, 16 Apr 2021 18:47:20 +0000 (UTC) Received: from malabar-linux.qualcomm.com (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: bbhatt) by smtp.codeaurora.org (Postfix) with ESMTPSA id 7EAC0C43461; Fri, 16 Apr 2021 18:47:18 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 7EAC0C43461 Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: aws-us-west-2-caf-mail-1.web.codeaurora.org; spf=fail smtp.mailfrom=bbhatt@codeaurora.org From: Bhaumik Bhatt To: manivannan.sadhasivam@linaro.org Cc: linux-arm-msm@vger.kernel.org, hemantk@codeaurora.org, jhugo@codeaurora.org, linux-kernel@vger.kernel.org, loic.poulain@linaro.org, linux-wireless@vger.kernel.org, kvalo@codeaurora.org, ath11k@lists.infradead.org, Bhaumik Bhatt Subject: [PATCH v1 4/6] ath11k: set register access length for MHI driver Date: Fri, 16 Apr 2021 11:47:03 -0700 Message-Id: <1618598825-18629-5-git-send-email-bbhatt@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1618598825-18629-1-git-send-email-bbhatt@codeaurora.org> References: <1618598825-18629-1-git-send-email-bbhatt@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210416_114733_960470_2BB37FA7 X-CRM114-Status: GOOD ( 10.99 ) X-BeenThere: ath11k@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "ath11k" Errors-To: ath11k-bounces+ath11k=archiver.kernel.org@lists.infradead.org MHI driver requires register space length to add range checks and prevent memory region accesses outside of that for MMIO space. Set it before registering the MHI controller. Signed-off-by: Bhaumik Bhatt --- drivers/net/wireless/ath/ath11k/mhi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wireless/ath/ath11k/mhi.c b/drivers/net/wireless/ath/ath11k/mhi.c index 09858e5..c0f013c 100644 --- a/drivers/net/wireless/ath/ath11k/mhi.c +++ b/drivers/net/wireless/ath/ath11k/mhi.c @@ -235,6 +235,7 @@ int ath11k_mhi_register(struct ath11k_pci *ab_pci) mhi_ctrl->cntrl_dev = ab->dev; mhi_ctrl->fw_image = ab_pci->amss_path; mhi_ctrl->regs = ab->mem; + mhi_ctrl->reg_len = ab->mem_len; ret = ath11k_mhi_get_msi(ab_pci); if (ret) { -- The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project -- ath11k mailing list ath11k@lists.infradead.org http://lists.infradead.org/mailman/listinfo/ath11k