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authorBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-03-11 17:10:07 +1100
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>2009-03-11 17:10:07 +1100
commite14eee56c2280953c6e3d24d5dce42bd90836b81 (patch)
tree21ab792d9ad6fbbab460058f352a0158f995644e /drivers/dma/dmaengine.c
parentd6ee6f7e4c74d9a0fed7544f4d389bde004651d3 (diff)
parent99adcd9d67aaf04e28f5ae96df280f236bde4b66 (diff)
downloadblackbird-op-linux-e14eee56c2280953c6e3d24d5dce42bd90836b81.tar.gz
blackbird-op-linux-e14eee56c2280953c6e3d24d5dce42bd90836b81.zip
Merge commit 'origin/master' into next
Diffstat (limited to 'drivers/dma/dmaengine.c')
-rw-r--r--drivers/dma/dmaengine.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index a58993011edb..280a9d263eb3 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -518,6 +518,7 @@ struct dma_chan *__dma_request_channel(dma_cap_mask_t *mask, dma_filter_fn fn, v
dma_chan_name(chan), err);
else
break;
+ chan->private = NULL;
chan = NULL;
}
}
@@ -536,6 +537,7 @@ void dma_release_channel(struct dma_chan *chan)
WARN_ONCE(chan->client_count != 1,
"chan reference count %d != 1\n", chan->client_count);
dma_chan_put(chan);
+ chan->private = NULL;
mutex_unlock(&dma_list_mutex);
}
EXPORT_SYMBOL_GPL(dma_release_channel);
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