From 39716c560c75619e174221d72f850d44166ef3ae Mon Sep 17 00:00:00 2001 From: Chuhong Yuan Date: Fri, 15 Nov 2019 16:31:53 +0800 Subject: dmaengine: mmp_pdma: add missed of_dma_controller_free The driver calls of_dma_controller_register in probe but does not free it in remove. Add the call to fix it. Signed-off-by: Chuhong Yuan Link: https://lore.kernel.org/r/20191115083153.12334-1-hslester96@gmail.com Signed-off-by: Vinod Koul --- drivers/dma/mmp_pdma.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/dma/mmp_pdma.c b/drivers/dma/mmp_pdma.c index 7fe494fc50d4..ad06f260e907 100644 --- a/drivers/dma/mmp_pdma.c +++ b/drivers/dma/mmp_pdma.c @@ -945,6 +945,8 @@ static int mmp_pdma_remove(struct platform_device *op) struct mmp_pdma_phy *phy; int i, irq = 0, irq_num = 0; + if (op->dev.of_node) + of_dma_controller_free(op->dev.of_node); for (i = 0; i < pdev->dma_channels; i++) { if (platform_get_irq(op, i) > 0) -- cgit v1.2.3