V4L/DVB (9453): stb0899: fix compilation warnings

Cleanup/Optimization:
* Fix compile warnings
* The compile warnings helped to identify 2 unnecessary I/O operations

Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/frontends/stb0899_priv.h b/drivers/media/dvb/frontends/stb0899_priv.h
index 73790b4..da7fddb 100644
--- a/drivers/media/dvb/frontends/stb0899_priv.h
+++ b/drivers/media/dvb/frontends/stb0899_priv.h
@@ -242,7 +242,7 @@
 
 extern int stb0899_write_regs(struct stb0899_state *state,
 			      unsigned int reg, u8 *data,
-			      size_t count);
+			      u32 count);
 
 extern int stb0899_write_reg(struct stb0899_state *state,
 			     unsigned int reg,