From c9670a4e6d7bf8762a065cf5ce53236a823ecfee Mon Sep 17 00:00:00 2001 From: Wenwen Wang Date: Fri, 16 Aug 2019 01:56:08 -0500 Subject: [PATCH] dmaengine: ti: omap-dma: Add cleanup in omap_dma_probe() [ Upstream commit 962411b05a6d3342aa649e39cda1704c1fc042c6 ] If devm_request_irq() fails to disable all interrupts, no cleanup is performed before retuning the error. To fix this issue, invoke omap_dma_free() to do the cleanup. Signed-off-by: Wenwen Wang Acked-by: Peter Ujfalusi Link: https://lore.kernel.org/r/1565938570-7528-1-git-send-email-wenwen@cs.uga.edu Signed-off-by: Vinod Koul Signed-off-by: Sasha Levin --- drivers/dma/omap-dma.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c index 1dfc71c90123..57b6e6ca14a8 100644 --- a/drivers/dma/omap-dma.c +++ b/drivers/dma/omap-dma.c @@ -1199,8 +1199,10 @@ static int omap_dma_probe(struct platform_device *pdev) rc = devm_request_irq(&pdev->dev, irq, omap_dma_irq, IRQF_SHARED, "omap-dma-engine", od); - if (rc) + if (rc) { + omap_dma_free(od); return rc; + } } rc = dma_async_device_register(&od->ddev);