Re: [PATCH] drivers/media/video/mx2_emmaprp.c: use devm_kzalloc and devm_clk_get

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Quoting Lars-Peter Clausen <lars@xxxxxxxxxx>:

On 08/06/2012 04:26 PM, Dan Carpenter wrote:
On Mon, Aug 06, 2012 at 05:23:23PM +0300, Dan Carpenter wrote:
On Sat, Aug 04, 2012 at 08:23:27PM +0200, Julia Lawall wrote:
@@ -922,12 +920,7 @@ static int emmaprp_probe(struct platform_device *pdev)

 	platform_set_drvdata(pdev, pcdev);

-	if (devm_request_mem_region(&pdev->dev, res_emma->start,
-	    resource_size(res_emma), MEM2MEM_NAME) == NULL)
-		goto rel_vdev;
-
-	pcdev->base_emma = devm_ioremap(&pdev->dev, res_emma->start,
-					resource_size(res_emma));
+	pcdev->base_emma = devm_request_and_ioremap(&pdev->dev, res_emma);
 	if (!pcdev->base_emma)
 		goto rel_vdev;

This was in the original code, but there is a "ret = -ENOMEM;"
missing here, and again a couple lines down in the original code.


Or should that be -EIO instead of -ENOMEM?  I'm not sure.

-ENXIO is usually used in such a case.

Thanks for the feedback. I won't be able to access my work machine until the end of the week, so I will fix it then.

julia



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