diff --git a/sys/dev/drm/radeon/radeon_i2c.c b/sys/dev/drm/radeon/radeon_i2c.c
index 1111111..2222222 100644
--- a/sys/dev/drm/radeon/radeon_i2c.c
+++ b/sys/dev/drm/radeon/radeon_i2c.c
@@ -1105,7 +1105,7 @@ void radeon_i2c_put_byte(struct radeon_i2c_chan *i2c_bus,
 /* ddc router switching */
 void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector)
 {
-	u8 val;
+	u8 val = 0;
 
 	if (!radeon_connector->router.ddc_valid)
 		return;
@@ -1133,7 +1133,7 @@ void radeon_router_select_ddc_port(struct radeon_connector *radeon_connector)
 /* clock/data router switching */
 void radeon_router_select_cd_port(struct radeon_connector *radeon_connector)
 {
-	u8 val;
+	u8 val = 0;
 
 	if (!radeon_connector->router.cd_valid)
 		return;