The patch titled
dmaengine: fix memory leak in dma_async_device_unregister()
has been added to the -mm tree. Its filename is
dmaengine-fix-memory-leak-in-dma_async_device_unregister.patch
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------------------------------------------------------
Subject: dmaengine: fix memory leak in dma_async_device_unregister()
From: Anatolij Gustschin <agust@xxxxxxx>
While debugging a dma driver I noticed a memleak after unloading the
driver module.
Caught by kmemleak.
Signed-off-by: Anatolij Gustschin <agust@xxxxxxx>
Cc: Maciej Sosnowski <maciej.sosnowski@xxxxxxxxx>
Cc: Dan Williams <dan.j.williams@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/dma/dmaengine.c | 1 +
1 file changed, 1 insertion(+)
diff -puN drivers/dma/dmaengine.c~dmaengine-fix-memory-leak-in-dma_async_device_unregister drivers/dma/dmaengine.c
--- a/drivers/dma/dmaengine.c~dmaengine-fix-memory-leak-in-dma_async_device_unregister
+++ a/drivers/dma/dmaengine.c
@@ -826,6 +826,7 @@ void dma_async_device_unregister(struct
chan->dev->chan = NULL;
mutex_unlock(&dma_list_mutex);
device_unregister(&chan->dev->device);
+ free_percpu(chan->local);
}
}
EXPORT_SYMBOL(dma_async_device_unregister);
_
Patches currently in -mm which might be from agust@xxxxxxx are
origin.patch
dmaengine-fix-memory-leak-in-dma_async_device_unregister.patch
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