Staging: Correct use of ! and &

---
 drivers/staging/rt3090/sta_ioctl.c | 6 ++----
 drivers/staging/vt6656/iwctl.c     | 3 +--
 2 files changed, 3 insertions(+), 6 deletions(-)
 
diff --git a/drivers/staging/rt3090/sta_ioctl.c b/drivers/staging/rt3090/sta_ioctl.c
index 93efd7f..b8ab84a 100644
--- a/drivers/staging/rt3090/sta_ioctl.c
+++ b/drivers/staging/rt3090/sta_ioctl.c
@@ -1840,10 +1840,8 @@ int rt_ioctl_siwencode(struct net_device *dev,
             }
         else
 			/* Don't complain if only change the mode */
-		if(!erq->flags & IW_ENCODE_MODE)
-		{
-				return -EINVAL;
-		}
+		if (!(erq->flags & IW_ENCODE_MODE))
+			return -EINVAL;
 	}
 
 done:
diff --git a/drivers/staging/vt6656/iwctl.c b/drivers/staging/vt6656/iwctl.c
index e4fdb6f..96f2a78 100644
--- a/drivers/staging/vt6656/iwctl.c
+++ b/drivers/staging/vt6656/iwctl.c
@@ -1409,8 +1409,7 @@ int iwctl_siwencode(struct net_device *dev,
 		// Do we want to just set the transmit key index ?
 		if ( index < 4 ) {
 		    pDevice->byKeyIndex = index;
-		}
-		else if(!wrq->flags & IW_ENCODE_MODE) {
+		} else if (!(wrq->flags & IW_ENCODE_MODE)) {
 				rc = -EINVAL;
 				return rc;
 	    }