dvb frontends: treat firmware data as const

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

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/media/dvb/frontends/sp8870.c b/drivers/media/dvb/frontends/sp8870.c
index aa78aa14aad9..1c9a9b4051b9 100644
--- a/drivers/media/dvb/frontends/sp8870.c
+++ b/drivers/media/dvb/frontends/sp8870.c
@@ -98,7 +98,7 @@ static int sp8870_readreg (struct sp8870_state* state, u16 reg)
 static int sp8870_firmware_upload (struct sp8870_state* state, const struct firmware *fw)
 {
         struct i2c_msg msg;
-        char *fw_buf = fw->data;
+        const char *fw_buf = fw->data;
         int fw_pos;
         u8 tx_buf[255];
         int tx_len;