diff --git a/drivers/phy/phy-core.c b/drivers/phy/phy-core.c
index a1aff00fba7c..0d0be494cfd7 100644
--- a/drivers/phy/phy-core.c
+++ b/drivers/phy/phy-core.c
@@ -624,19 +624,26 @@ EXPORT_SYMBOL_GPL(phy_validate);
 
 enum phy_mode phy_get_mode(struct phy *phy)
 {
+	if (!phy)
+		return PHY_MODE_INVALID;
+
 	return phy->attrs.mode;
 }
 EXPORT_SYMBOL_GPL(phy_get_mode);
 
 int phy_get_bus_width(struct phy *phy)
 {
+	if (!phy)
+		return 0;
+
 	return phy->attrs.bus_width;
 }
 EXPORT_SYMBOL_GPL(phy_get_bus_width);
 
 void phy_set_bus_width(struct phy *phy, int bus_width)
 {
-	phy->attrs.bus_width = bus_width;
+	if (phy)
+		phy->attrs.bus_width = bus_width;
 }
 EXPORT_SYMBOL_GPL(phy_set_bus_width);
 
diff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h
index f208edd25afe..a7e2432ca1ae 100644
--- a/include/linux/phy/phy.h
+++ b/include/linux/phy/phy.h
@@ -248,6 +248,8 @@ static inline int phy_notify_state(struct phy *phy, union phy_notify state)
 
 static inline int phy_get_bus_width(struct phy *phy)
 {
+	if (!phy)
+		return 0;
 	return -ENOSYS;
 }