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

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

Fixes: e1f7c9eee707 ("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>

diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c
index e434ffe7bc5c57cfd22f7b9f163f0819a1294981..832cbd6471450a0f8f571145c603696f6e19687c 100644 (file)
--- a/drivers/dma/at_xdmac.c
+++ b/drivers/dma/at_xdmac.c
@@ -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];