From: Vasiliy Kulikov <[email protected]>

Identation says that copy_to_user() should be called only iff
wrq->u.essid.pointer is not zero.  Also it is useless to call copy_to_user(0, 
...).

Signed-off-by: Vasiliy Kulikov <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
 drivers/staging/vt6656/main_usb.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/staging/vt6656/main_usb.c 
b/drivers/staging/vt6656/main_usb.c
index e992d5d..7cc3d24 100644
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -1675,13 +1675,14 @@ static int  device_ioctl(struct net_device *dev, struct 
ifreq *rq, int cmd) {
 
                {
                        char essid[IW_ESSID_MAX_SIZE+1];
-                       if (wrq->u.essid.pointer)
+                       if (wrq->u.essid.pointer) {
                                rc = iwctl_giwessid(dev, NULL,
                                                    &(wrq->u.essid), essid);
                                if (copy_to_user(wrq->u.essid.pointer,
                                                         essid,
                                                         wrq->u.essid.length) )
                                        rc = -EFAULT;
+                       }
                }
                break;
 
-- 
1.7.1

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