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[128.101.106.66]) by smtp.gmail.com with ESMTPSA id y16sm3860688ion.64.2019.03.22.14.55.04 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 22 Mar 2019 14:55:05 -0700 (PDT) From: Aditya Pakki To: pakki001@umn.edu Subject: [PATCH v2] firmware: arm_scmi: Fix to replace of_match_device Date: Fri, 22 Mar 2019 16:55:03 -0500 Message-Id: <20190322215503.13434-1-pakki001@umn.edu> X-Mailer: git-send-email 2.17.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190322_145511_431459_36B508F4 X-CRM114-Status: GOOD ( 12.49 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kjlu@umn.edu, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Sudeep Holla MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org of_match_device can return NULL if no matching device is found. This patch replaces the function with of_device_get_match_data. and returns -EINVAL in such a scenario. Signed-off-by: Aditya Pakki --- v1: Replace of_match_device with of_device_get_match_data --- drivers/firmware/arm_scmi/driver.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c index 8f952f2f1a29..a44852a1d5bc 100644 --- a/drivers/firmware/arm_scmi/driver.c +++ b/drivers/firmware/arm_scmi/driver.c @@ -798,7 +798,9 @@ static int scmi_probe(struct platform_device *pdev) return -EINVAL; } - desc = of_match_device(scmi_of_match, dev)->data; + desc = of_device_get_match_data(dev); + if (!desc) + return -EINVAL; info = devm_kzalloc(dev, sizeof(*info), GFP_KERNEL); if (!info) -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel