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path: root/drivers/phy/phy-core.c
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Diffstat (limited to 'drivers/phy/phy-core.c')
-rw-r--r--drivers/phy/phy-core.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/phy/phy-core.c b/drivers/phy/phy-core.c
index 09ac8afb97ac..35fd38c5a4a1 100644
--- a/drivers/phy/phy-core.c
+++ b/drivers/phy/phy-core.c
@@ -153,6 +153,9 @@ int phy_pm_runtime_get(struct phy *phy)
{
int ret;
+ if (!phy)
+ return 0;
+
if (!pm_runtime_enabled(&phy->dev))
return -ENOTSUPP;
@@ -168,6 +171,9 @@ int phy_pm_runtime_get_sync(struct phy *phy)
{
int ret;
+ if (!phy)
+ return 0;
+
if (!pm_runtime_enabled(&phy->dev))
return -ENOTSUPP;
@@ -181,6 +187,9 @@ EXPORT_SYMBOL_GPL(phy_pm_runtime_get_sync);
int phy_pm_runtime_put(struct phy *phy)
{
+ if (!phy)
+ return 0;
+
if (!pm_runtime_enabled(&phy->dev))
return -ENOTSUPP;
@@ -190,6 +199,9 @@ EXPORT_SYMBOL_GPL(phy_pm_runtime_put);
int phy_pm_runtime_put_sync(struct phy *phy)
{
+ if (!phy)
+ return 0;
+
if (!pm_runtime_enabled(&phy->dev))
return -ENOTSUPP;
@@ -199,6 +211,9 @@ EXPORT_SYMBOL_GPL(phy_pm_runtime_put_sync);
void phy_pm_runtime_allow(struct phy *phy)
{
+ if (!phy)
+ return;
+
if (!pm_runtime_enabled(&phy->dev))
return;
@@ -208,6 +223,9 @@ EXPORT_SYMBOL_GPL(phy_pm_runtime_allow);
void phy_pm_runtime_forbid(struct phy *phy)
{
+ if (!phy)
+ return;
+
if (!pm_runtime_enabled(&phy->dev))
return;