[PATCH -next] dmaengine: at_xdmac: fix to pass correct device identity to free_irq()
From: Ludovic Desroches <hidden>
Date: 2016-08-10 14:19:46
On Wed, Aug 10, 2016 at 03:17:09AM +0000, Wei Yongjun wrote:
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 <redacted>Acked-by: Ludovic Desroches <redacted> Thanks
quoted hunk ↗ jump to hunk
--- drivers/dma/at_xdmac.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c index 2badc57..b7d7f2d 100644 --- 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];