Merge branch 'pci/pci-sysfs'

- Move reset related sysfs code from pci.c to pci-sysfs.c where other
  similar code lives (Ilpo Järvinen)

- Simplify reset_method_store() memory management by using __free() instead
  of explicit kfree() cleanup (Ilpo Järvinen)

- Drop unnecessary zero initializer (Ilpo Järvinen)

* pci/pci-sysfs:
  PCI/sysfs: Remove unnecessary zero in initializer
  PCI/sysfs: Use __free() in reset_method_store()
  PCI/sysfs: Move reset related sysfs code to correct file