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authorIngo Molnar <mingo@elte.hu>2009-02-24 21:52:27 +0100
committerIngo Molnar <mingo@elte.hu>2009-02-24 21:52:27 +0100
commit87b203079ed949de52f0d92aeae20e5e0116c12f (patch)
tree1878756f936963822ed2d51a15db1da5814973e7 /drivers/dma/dmaengine.c
parent58105ef1857112a186696c9b8957020090226a28 (diff)
parenta852cbfaaf8122827602027b1614971cfd832304 (diff)
downloadtalos-op-linux-87b203079ed949de52f0d92aeae20e5e0116c12f.tar.gz
talos-op-linux-87b203079ed949de52f0d92aeae20e5e0116c12f.zip
Merge branch 'x86/core' into core/percpu
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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