saa7191.c: In function 'saa7191_probe':
saa7191.c:596: warning: passing argument 3 of
	'saa7191_write_block' discards qualifiers from pointer target type
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
 
 /* the first byte of data must be the first subaddress number (register) */
 static int saa7191_write_block(struct i2c_client *client,
-                              u8 length, u8 *data)
+                              u8 length, const u8 *data)
 {
        int i;
        int ret;
        if (err)
                goto out_free_decoder;
 
-       err = saa7191_write_block(client, sizeof(initseq), (u8 *)initseq);
+       err = saa7191_write_block(client, sizeof(initseq), initseq);
        if (err) {
                printk(KERN_ERR "SAA7191 initialization failed\n");
                goto out_detach_client;