diff --git a/drivers/media/dvb/frontends/stb0899_drv.c b/drivers/media/dvb/frontends/stb0899_drv.c
index bee28f7..10613ac 100644
--- a/drivers/media/dvb/frontends/stb0899_drv.c
+++ b/drivers/media/dvb/frontends/stb0899_drv.c
@@ -134,7 +134,7 @@
 };
 
 /* DVB-S2 Es/N0 quant in dB/100 vs read value * 100*/
-struct stb0899_tab stb0899_quant_tab[] = {
+static struct stb0899_tab stb0899_quant_tab[] = {
 	{    0,	    0 },
 	{    0,	  100 },
 	{  600,	  200 },
@@ -177,7 +177,7 @@
 };
 
 /* DVB-S2 Es/N0 estimate in dB/100 vs read value */
-struct stb0899_tab stb0899_est_tab[] = {
+static struct stb0899_tab stb0899_est_tab[] = {
 	{    0,	     0 },
 	{    0,	     1 },
 	{  301,	     2 },
@@ -217,7 +217,7 @@
 	{ 5721,	526017 },
 };
 
-int _stb0899_read_reg(struct stb0899_state *state, unsigned int reg)
+static int _stb0899_read_reg(struct stb0899_state *state, unsigned int reg)
 {
 	int ret;