USB fixes for 3.15-rc3

Here are a number of USB fixes for 3.15-rc3.  The majority are gadget
 fixes, as we didn't get any of those in for 3.15-rc2.  The others are
 all over the place, and there's a number of new device id addtions as
 well.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'usb-3.15-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

Pull USB fixes from Greg KH:
 "Here are a number of USB fixes for 3.15-rc3.  The majority are gadget
  fixes, as we didn't get any of those in for 3.15-rc2.  The others are
  all over the place, and there's a number of new device id addtions as
  well."

* tag 'usb-3.15-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (35 commits)
  usb: option: add and update a number of CMOTech devices
  usb: option: add Alcatel L800MA
  usb: option: add Olivetti Olicard 500
  usb: qcserial: add Sierra Wireless MC7305/MC7355
  usb: qcserial: add Sierra Wireless MC73xx
  usb: qcserial: add Sierra Wireless EM7355
  USB: io_ti: fix firmware download on big-endian machines
  usb/xhci: fix compilation warning when !CONFIG_PCI && !CONFIG_PM
  xhci: extend quirk for Renesas cards
  xhci: Switch Intel Lynx Point ports to EHCI on shutdown.
  usb: xhci: Prefer endpoint context dequeue pointer over stopped_trb
  phy: core: make NULL a valid phy reference if !CONFIG_GENERIC_PHY
  phy: fix kernel oops in phy_lookup()
  phy: restore OMAP_CONTROL_PHY dependencies
  phy: exynos: fix building as a module
  USB: serial: fix sysfs-attribute removal deadlock
  usb: wusbcore: fix panic in wusbhc_chid_set
  usb: wusbcore: convert nested lock to use spin_lock instead of spin_lock_irq
  uwb: don't call spin_unlock_irq in a USB completion handler
  usb: chipidea: coordinate usb phy initialization for different phy type
  ...

include/linux/phy/phy.h

@@ -174,21 +174,29 @@ void devm_of_phy_provider_unregister(struct device *dev,
 #else
 static inline int phy_pm_runtime_get(struct phy *phy)
 {
+	if (!phy)
+		return 0;
 	return -ENOSYS;
 }
 
 static inline int phy_pm_runtime_get_sync(struct phy *phy)
 {
+	if (!phy)
+		return 0;
 	return -ENOSYS;
 }
 
 static inline int phy_pm_runtime_put(struct phy *phy)
 {
+	if (!phy)
+		return 0;
 	return -ENOSYS;
 }
 
 static inline int phy_pm_runtime_put_sync(struct phy *phy)
 {
+	if (!phy)
+		return 0;
 	return -ENOSYS;
 }
 
@@ -204,21 +212,29 @@ static inline void phy_pm_runtime_forbid(struct phy *phy)
 
 static inline int phy_init(struct phy *phy)
 {
+	if (!phy)
+		return 0;
 	return -ENOSYS;
 }
 
 static inline int phy_exit(struct phy *phy)
 {
+	if (!phy)
+		return 0;
 	return -ENOSYS;
 }
 
 static inline int phy_power_on(struct phy *phy)
 {
+	if (!phy)
+		return 0;
 	return -ENOSYS;
 }
 
 static inline int phy_power_off(struct phy *phy)
 {
+	if (!phy)
+		return 0;
 	return -ENOSYS;
 }