[TRIVIAL PATCH] Remove unused variable in drivers/dma/ioatdma.c

[Johannes Weiner <hannes-kernel@saeurebad.de>]

Hi,

I found this in an `allyesconfig' build:

  CC      drivers/dma/ioatdma.o
  drivers/dma/ioatdma.c: In function #ioat_dma_free_chan_resources#:
  drivers/dma/ioatdma.c:247: warning: unused variable #chanctrl#

	Hannes

Signed-off-by: Johannes Weiner <hannes-kernel@saeurebad.de>

diff --git a/drivers/dma/ioatdma.c b/drivers/dma/ioatdma.c
index 41b18c5..d9db64b 100644
--- a/drivers/dma/ioatdma.c
+++ b/drivers/dma/ioatdma.c
@@ -244,7 +244,6 @@ static void ioat_dma_free_chan_resources(struct dma_chan *chan)
 	struct ioat_dma_chan *ioat_chan = to_ioat_chan(chan);
 	struct ioat_device *ioat_device = to_ioat_device(chan->device);
 	struct ioat_desc_sw *desc, *_desc;
-	u16 chanctrl;
 	int in_use_descs = 0;
 
 	ioat_dma_memcpy_cleanup(ioat_chan);
-
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