Driver Core: Make PM operations a const pointer
They are not supposed to be modified by drivers, so make them const.
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index d76c4c8..0c2ea44 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -575,7 +575,7 @@
static int pci_pm_suspend(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
if (pci_has_legacy_pm_support(pci_dev))
return pci_legacy_suspend(dev, PMSG_SUSPEND);
@@ -613,7 +613,7 @@
static int pci_pm_suspend_noirq(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
if (pci_has_legacy_pm_support(pci_dev))
return pci_legacy_suspend_late(dev, PMSG_SUSPEND);
@@ -672,7 +672,7 @@
static int pci_pm_resume(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
int error = 0;
/*
@@ -711,7 +711,7 @@
static int pci_pm_freeze(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
if (pci_has_legacy_pm_support(pci_dev))
return pci_legacy_suspend(dev, PMSG_FREEZE);
@@ -780,7 +780,7 @@
static int pci_pm_thaw(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
int error = 0;
if (pci_has_legacy_pm_support(pci_dev))
@@ -799,7 +799,7 @@
static int pci_pm_poweroff(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
if (pci_has_legacy_pm_support(pci_dev))
return pci_legacy_suspend(dev, PMSG_HIBERNATE);
@@ -872,7 +872,7 @@
static int pci_pm_restore(struct device *dev)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
- struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
+ const struct dev_pm_ops *pm = dev->driver ? dev->driver->pm : NULL;
int error = 0;
/*
@@ -910,7 +910,7 @@
#endif /* !CONFIG_HIBERNATION */
-struct dev_pm_ops pci_dev_pm_ops = {
+const struct dev_pm_ops pci_dev_pm_ops = {
.prepare = pci_pm_prepare,
.complete = pci_pm_complete,
.suspend = pci_pm_suspend,