Commit 48736c80 authored by Axel Lin's avatar Axel Lin Committed by Samuel Ortiz
Browse files

mfd: Fix jz4740-adc resource reclaim in probe error path 



If mfd_add_devices() fail, we need to relese allocated resources.

Signed-off-by: default avatarAxel Lin <axel.lin@gmail.com>
Signed-off-by: default avatarSamuel Ortiz <sameo@linux.intel.com>
parent 88913521

drivers/mfd/jz4740-adc.c

+7 −1
Original line number Diff line number Diff line
@@ -322,9 +322,15 @@ static int __devinit jz4740_adc_probe(struct platform_device *pdev) 
	writeb(0x00, adc->base + JZ_REG_ADC_ENABLE);

	writeb(0xff, adc->base + JZ_REG_ADC_CTRL);



	return mfd_add_devices(&pdev->dev, 0, jz4740_adc_cells,

	ret = mfd_add_devices(&pdev->dev, 0, jz4740_adc_cells,

		ARRAY_SIZE(jz4740_adc_cells), mem_base, adc->irq_base);

	if (ret < 0)

		goto err_clk_put;



	return 0;



err_clk_put:

	clk_put(adc->clk);

err_iounmap:

	platform_set_drvdata(pdev, NULL);

	iounmap(adc->base);