PCI: Remove assignment from "if" conditions

The following Coccinelle semantic patch was used to find and correct cases
of assignments in "if" conditions:

@@
expression var, expr;
statement S;
@@

+ var = expr;
  if(
- (var = expr)
+ var
  ) S

Signed-off-by: Quentin Lambert <lambert.quentin@gmail.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

diff --cc drivers/pci/hotplug/acpi_pcihp.c
Simple merge

diff --cc drivers/pci/hotplug/cpci_hotplug_core.c
Simple merge

diff --cc drivers/pci/hotplug/cpcihp_zt5550.c
Simple merge

diff --cc drivers/pci/hotplug/ibmphp_core.c
Simple merge

diff --cc drivers/pci/hotplug/ibmphp_pci.c
Simple merge

diff --cc drivers/pci/hotplug/ibmphp_res.c
Simple merge

diff --cc drivers/pci/hotplug/shpchp_ctrl.c
Simple merge

diff --cc drivers/pci/hotplug/shpchp_hpc.c
Simple merge

diff --cc drivers/pci/pci.c
Simple merge