staging: ks7010: refactor ks_wlan_get_mode function

Avoid the use of switch-case block which is not necessary
at all and just use a ternary operator to achieve this.
Signed-off-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/ks7010/ks_wlan_net.c

@@ -765,18 +765,9 @@ static int ks_wlan_get_mode(struct net_device *dev,
 	if (priv->sleep_mode == SLP_SLEEP)
 		return -EPERM;
 
-	/* for SLEEP MODE */
 	/* If not managed, assume it's ad-hoc */
-	switch (priv->reg.operation_mode) {
-	case MODE_INFRASTRUCTURE:
-		uwrq->mode = IW_MODE_INFRA;
-		break;
-	case MODE_ADHOC:
-		uwrq->mode = IW_MODE_ADHOC;
-		break;
-	default:
-		uwrq->mode = IW_MODE_ADHOC;
-	}
+	uwrq->mode = (priv->reg.operation_mode == MODE_INFRASTRUCTURE) ?
+		      IW_MODE_INFRA : IW_MODE_ADHOC;
 
 	return 0;
 }