rt2x00: treat firmware data as const

Signed-off-by: David Woodhouse <dwmw2@infradead.org>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index 83cc0147f69..d5a6c21235c 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -856,7 +856,7 @@ static char *rt73usb_get_firmware_name(struct rt2x00_dev *rt2x00dev)
         return FIRMWARE_RT2571;
 }
 
-static u16 rt73usb_get_firmware_crc(void *data, const size_t len)
+static u16 rt73usb_get_firmware_crc(const void *data, const size_t len)
 {
         u16 crc;
 
@@ -873,13 +873,13 @@ static u16 rt73usb_get_firmware_crc(void *data, const size_t len)
         return crc;
 }
 
-static int rt73usb_load_firmware(struct rt2x00_dev *rt2x00dev, void *data,
+static int rt73usb_load_firmware(struct rt2x00_dev *rt2x00dev, const void *data,
                                  const size_t len)
 {
         unsigned int i;
         int status;
         u32 reg;
-        char *ptr = data;
+        const char *ptr = data;
         char *cache;
         int buflen;
         int timeout;