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Commit a874aabe authored by Fabio Estevam's avatar Fabio Estevam Committed by Mauro Carvalho Chehab
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media: coda/imx-vdoa: Check for platform_get_resource() error 



platform_get_resource() may fail and in this case a NULL dereference
will occur.

Prevent this from happening by returning an error on
platform_get_resource() failure.

Fixes: b0444f18 ("[media] coda: add i.MX6 VDOA driver")

Signed-off-by: default avatarFabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: default avatarHans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@s-opensource.com>
parent d088c310

drivers/media/platform/coda/imx-vdoa.c

+2 −0
Original line number Diff line number Diff line
@@ -314,6 +314,8 @@ static int vdoa_probe(struct platform_device *pdev) 
		return PTR_ERR(vdoa->regs);



	res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);

	if (!res)

		return -EINVAL;

	vdoa->irq = devm_request_threaded_irq(&pdev->dev, res->start, NULL,

					vdoa_irq_handler, IRQF_ONESHOT,

					"vdoa", vdoa);