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Commit 2e032b62 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Dan Williams
Browse files

iop-adma.c: use resource_size() 



The size of the requested and ioremaped memory is off by 1.
Use resource_size() to get the correct value.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Signed-off-by: default avatarDan Williams <dan.j.williams@intel.com>
parent a88f6667

drivers/dma/iop-adma.c

+2 −2
Original line number Diff line number Diff line
@@ -1470,7 +1470,7 @@ static int __devinit iop_adma_probe(struct platform_device *pdev) 
		return -ENODEV;



	if (!devm_request_mem_region(&pdev->dev, res->start,

				res->end - res->start, pdev->name))

				resource_size(res), pdev->name))

		return -EBUSY;



	adev = kzalloc(sizeof(*adev), GFP_KERNEL);
@@ -1542,7 +1542,7 @@ static int __devinit iop_adma_probe(struct platform_device *pdev) 
	iop_chan->device = adev;



	iop_chan->mmr_base = devm_ioremap(&pdev->dev, res->start,

					res->end - res->start);

					resource_size(res));

	if (!iop_chan->mmr_base) {

		ret = -ENOMEM;

		goto err_free_iop_chan;