This function will always return 0, and this data is not used by who
calls this function.

Signed-off-by: Marcos Paulo de Souza <marcos.mage@gmail.com>
---
 drivers/staging/vt6656/iwctl.c    |    6 +-----
 drivers/staging/vt6656/iwctl.h    |    2 +-
 drivers/staging/vt6656/main_usb.c |    3 +--
 3 files changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/staging/vt6656/iwctl.c b/drivers/staging/vt6656/iwctl.c
index e61e116..2ad7428 100644
--- a/drivers/staging/vt6656/iwctl.c
+++ b/drivers/staging/vt6656/iwctl.c
@@ -965,8 +965,7 @@ int iwctl_siwrate(struct net_device *dev,
 /*
  * Wireless Handler : get data rate
  */
-
-int iwctl_giwrate(struct net_device *dev,
+void iwctl_giwrate(struct net_device *dev,
              struct iw_request_info *info,
              struct iw_param *wrq,
              char *extra)
@@ -1004,9 +1003,6 @@ int iwctl_giwrate(struct net_device *dev,
 	    if (pDevice->bFixRate == TRUE)
 	        wrq->fixed = TRUE;
     }
-
-
-	return 0;
 }
 
 
diff --git a/drivers/staging/vt6656/iwctl.h b/drivers/staging/vt6656/iwctl.h
index 0bab0d7..bd38e9d 100644
--- a/drivers/staging/vt6656/iwctl.h
+++ b/drivers/staging/vt6656/iwctl.h
@@ -107,7 +107,7 @@ int iwctl_siwrate(struct net_device *dev,
 			 struct iw_param *wrq,
              char *extra);
 
-int iwctl_giwrate(struct net_device *dev,
+void iwctl_giwrate(struct net_device *dev,
              struct iw_request_info *info,
              struct iw_param *wrq,
              char *extra);
diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index 16c82d3..64d0653 100644
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -1698,8 +1698,7 @@ static int  device_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) {
 
 	// Get the current bit-rate
 	case SIOCGIWRATE:
-
-		rc = iwctl_giwrate(dev, NULL, &(wrq->u.bitrate), NULL);
+		iwctl_giwrate(dev, NULL, &(wrq->u.bitrate), NULL);
 		break;
 
 	// Set the desired RTS threshold
-- 
1.7.4.4