rt2x00: fix rt2x00usb_register_multiwrite() arguments

Add const to 'value' argument of rt2x00usb_register_multiwrite()
(all arguments match rt2x00pci_register_multiwrite() ones now).

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Acked-by: Ivo van Doorn <IvDoorn@gmail.com>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

2 files changed, 5 insertions, 4 deletions

diff --git a/drivers/net/wireless/rt2x00/rt2800usb.h b/drivers/net/wireless/rt2x00/rt2800usb.h
index 6524d72631cd..8c88690c1537 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.h
+++ b/drivers/net/wireless/rt2x00/rt2800usb.h
@@ -40,7 +40,7 @@ struct rt2800_ops {
                                    void *value, const u32 length);
         void (*register_multiwrite)(struct rt2x00_dev *rt2x00dev,
                                     const unsigned int offset,
-                                    void *value, const u32 length);
+                                    const void *value, const u32 length);
 
         int (*regbusy_read)(struct rt2x00_dev *rt2x00dev,
                             const unsigned int offset,
diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.h b/drivers/net/wireless/rt2x00/rt2x00usb.h
index 9093516d9af1..f6fb58f2ca72 100644
--- a/drivers/net/wireless/rt2x00/rt2x00usb.h
+++ b/drivers/net/wireless/rt2x00/rt2x00usb.h
@@ -340,12 +340,13 @@ static inline void rt2x00usb_register_write_lock(struct rt2x00_dev *rt2x00dev,
  * through rt2x00usb_vendor_request_buff().
  */
 static inline void rt2x00usb_register_multiwrite(struct rt2x00_dev *rt2x00dev,
-                                               const unsigned int offset,
-                                               void *value, const u32 length)
+                                                 const unsigned int offset,
+                                                 const void *value,
+                                                 const u32 length)
 {
         rt2x00usb_vendor_request_buff(rt2x00dev, USB_MULTI_WRITE,
                                       USB_VENDOR_REQUEST_OUT, offset,
-                                      value, length,
+                                      (void *)value, length,
                                       REGISTER_TIMEOUT32(length));
 }