[PATCH] platform/surface: clean up a variable in surface_dtx_read()

[Dan Carpenter]

The "&client->ddev->lock" and "&ddev->lock" are the same thing.  Let's
use "&ddev->lock" consistently.

Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>
---
 drivers/platform/surface/surface_dtx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/platform/surface/surface_dtx.c 
b/drivers/platform/surface/surface_dtx.c
index 1fedacf74050..63ce587e79e3 100644
--- a/drivers/platform/surface/surface_dtx.c
+++ b/drivers/platform/surface/surface_dtx.c
@@ -487,7 +487,7 @@ static ssize_t surface_dtx_read(struct file *file, char 
__user *buf, size_t coun
                        if (status < 0)
                                return status;
 
-                       if (down_read_killable(&client->ddev->lock))
+                       if (down_read_killable(&ddev->lock))
                                return -ERESTARTSYS;
 
                        /* Need to check that we're not shut down again. */
-- 
2.30.2