This is a note to let you know that I've just added the patch titled
dmaengine: owl-dma: Fix a resource leak in the remove function
to the 5.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
dmaengine-owl-dma-fix-a-resource-leak-in-the-remove-.patch
and it can be found in the queue-5.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 36e00402d09f29272af680ad7902203615067f9b
Author: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
Date: Sat Dec 12 17:25:35 2020 +0100
dmaengine: owl-dma: Fix a resource leak in the remove function
[ Upstream commit 1f0a16f04113f9f0ab0c8e6d3abe661edab549e6 ]
A 'dma_pool_destroy()' call is missing in the remove function.
Add it.
This call is already made in the error handling path of the probe function.
Fixes: 47e20577c24d ("dmaengine: Add Actions Semi Owl family S900 DMA driver")
Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
Link: https://lore.kernel.org/r/20201212162535.95727-1-christophe.jaillet@xxxxxxxxxx
Signed-off-by: Vinod Koul <vkoul@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/dma/owl-dma.c b/drivers/dma/owl-dma.c
index af20e9a790a2a..bb9c361e224bc 100644
--- a/drivers/dma/owl-dma.c
+++ b/drivers/dma/owl-dma.c
@@ -1201,6 +1201,7 @@ static int owl_dma_remove(struct platform_device *pdev)
owl_dma_free(od);
clk_disable_unprepare(od->clk);
+ dma_pool_destroy(od->lli_pool);
return 0;
}
