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dmaengine: at_xdmac: fix to pass correct device identity to free_irq()

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free_irq() expects the same device identity that was passed to
corresponding request_irq(), otherwise the IRQ is not freed.

Fixes: e1f7c9eee7 ("dmaengine: at_xdmac: creation of the atmel eXtended DMA Controller driver")
Signed-off-by: Wei Yongjun <weiyj.lk@gmail.com>
Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
This commit is contained in:
Wei Yongjun 2016-08-10 03:17:09 +00:00 committed by Vinod Koul
parent 93e11eb1b7
commit 6a8b0c6b18
1 changed files with 2 additions and 2 deletions
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4
drivers/dma/at_xdmac.c
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@ -2067,7 +2067,7 @@ err_dma_unregister:
err_clk_disable:
clk_disable_unprepare(atxdmac->clk);
err_free_irq:
free_irq(atxdmac->irq, atxdmac->dma.dev);
free_irq(atxdmac->irq, atxdmac);
return ret;
}
@ -2081,7 +2081,7 @@ static int at_xdmac_remove(struct platform_device *pdev)
dma_async_device_unregister(&atxdmac->dma);
clk_disable_unprepare(atxdmac->clk);
free_irq(atxdmac->irq, atxdmac->dma.dev);
free_irq(atxdmac->irq, atxdmac);
for (i = 0; i < atxdmac->dma.chancnt; i++) {
struct at_xdmac_chan *atchan = &atxdmac->chan[i];