[PATCH -next] moxtet: remove set but not used variable 'dummy'

[Jason Yan]

Fixes gcc '-Wunused-but-set-variable' warning:

drivers/bus/moxtet.c: In function moxtet_remove:
drivers/bus/moxtet.c:822:6: warning: variable dummy set but not used
[-Wunused-but-set-variable]

Signed-off-by: Jason Yan <yanaijie@xxxxxxxxxx>
---
 drivers/bus/moxtet.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/bus/moxtet.c b/drivers/bus/moxtet.c
index 1ee4570e7e17..baccf7609357 100644
--- a/drivers/bus/moxtet.c
+++ b/drivers/bus/moxtet.c
@@ -819,7 +819,6 @@ static int moxtet_probe(struct spi_device *spi)
 static int moxtet_remove(struct spi_device *spi)
 {
 	struct moxtet *moxtet = spi_get_drvdata(spi);
-	int dummy;
 
 	free_irq(moxtet->dev_irq, moxtet);
 
@@ -827,7 +826,7 @@ static int moxtet_remove(struct spi_device *spi)
 
 	moxtet_unregister_debugfs(moxtet);
 
-	dummy = device_for_each_child(moxtet->dev, NULL, __unregister);
+	device_for_each_child(moxtet->dev, NULL, __unregister);
 
 	mutex_destroy(&moxtet->lock);
 
-- 
2.17.2