Merge branch 'pci/controller/keystone'

- Use kcalloc() instead of kzalloc() to avoid potential integer overflow
  (Qianfeng Rong)

- Use devm_request_irq() so 'ks-pcie-error-irq' is freed when driver exits
  with error (Siddharth Vadapalli)

* pci/controller/keystone:
  PCI: keystone: Use devm_request_irq() to free "ks-pcie-error-irq" on exit
  PCI: keystone: Use kcalloc() instead of kzalloc()

diff --cc drivers/pci/controller/dwc/pci-keystone.c
Simple merge