dvb frontends: treat firmware data as const

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

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/media/dvb/frontends/bcm3510.c b/drivers/media/dvb/frontends/bcm3510.c
index d268e65e777d..cf5e576dfdcf 100644
--- a/drivers/media/dvb/frontends/bcm3510.c
+++ b/drivers/media/dvb/frontends/bcm3510.c
@@ -590,7 +590,8 @@ static void bcm3510_release(struct dvb_frontend* fe)
  */
 #define BCM3510_DEFAULT_FIRMWARE "dvb-fe-bcm3510-01.fw"
 
-static int bcm3510_write_ram(struct bcm3510_state *st, u16 addr, u8 *b, u16 len)
+static int bcm3510_write_ram(struct bcm3510_state *st, u16 addr, const u8 *b,
+                             u16 len)
 {
         int ret = 0,i;
         bcm3510_register_value vH, vL,vD;
@@ -614,7 +615,7 @@ static int bcm3510_download_firmware(struct dvb_frontend* fe)
         struct bcm3510_state* st = fe->demodulator_priv;
         const struct firmware *fw;
         u16 addr,len;
-        u8  *b;
+        const u8 *b;
         int ret,i;
 
         deb_info("requesting firmware\n");