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Thu, 8 Oct 2020 03:53:41 -0500 Received: from feketebors.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by lelv0326.itg.ti.com (8.15.2/8.15.2) with ESMTP id 0988rdGU119066; Thu, 8 Oct 2020 03:53:40 -0500 From: Peter Ujfalusi To: , Subject: [PATCH] ASoC: ti: davinci-mcasp: Use &pdev->dev for early dev_warn Date: Thu, 8 Oct 2020 11:54:00 +0300 Message-ID: <20201008085400.19944-1-peter.ujfalusi@ti.com> X-Mailer: git-send-email 2.28.0 MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 Cc: alsa-devel@alsa-project.org X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" At this point mcasp->dev is not initialized and we would have NULL pointer dereference if we would have failed to get the mem memory resource by name. Signed-off-by: Peter Ujfalusi --- sound/soc/ti/davinci-mcasp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/soc/ti/davinci-mcasp.c b/sound/soc/ti/davinci-mcasp.c index 3ffdd0f6292a..a6b72ad53b43 100644 --- a/sound/soc/ti/davinci-mcasp.c +++ b/sound/soc/ti/davinci-mcasp.c @@ -2155,7 +2155,7 @@ static int davinci_mcasp_probe(struct platform_device *pdev) mem = platform_get_resource_byname(pdev, IORESOURCE_MEM, "mpu"); if (!mem) { - dev_warn(mcasp->dev, + dev_warn(&pdev->dev, "\"mpu\" mem resource not found, using index 0\n"); mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!mem) {