[PATCH] dmaengine: fix memleak in dma_async_device_unregister

[Anatolij Gustschin]

While debugging a dma driver I noticed a memleak after
unloading the driver module.

Caught by kmemleak.

Signed-off-by: Anatolij Gustschin <ag...@denx.de>
Cc: Maciej Sosnowski <maciej.s...@intel.com>
Cc: Dan Williams <dan.j.w...@intel.com>

---
drivers/dma/dmaengine.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index 6f51a0a..e7a3230 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -826,6 +826,7 @@ void dma_async_device_unregister(struct dma_device *device)
chan->dev->chan = NULL;
mutex_unlock(&dma_list_mutex);
device_unregister(&chan->dev->device);
+ free_percpu(chan->local);
}
}
EXPORT_SYMBOL(dma_async_device_unregister);
--
1.6.2.5

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