PCI: Simplify bool comparisons

Take care about Coccinelle warnings:

  drivers/pci/pci.c:6008:6-12: WARNING: Comparison to bool
  drivers/pci/pci.c:6024:7-13: WARNING: Comparison to bool

No change to functionality intended.

Link: https://lore.kernel.org/r/20200925224555.1752460-1-kw@linux.com
Signed-off-by: Krzysztof Wilczyński <kw@linux.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

drivers/pci/pci.c

@@ -5996,7 +5996,7 @@ int pci_set_vga_state(struct pci_dev *dev, bool decode,
 
 	if (flags & PCI_VGA_STATE_CHANGE_DECODES) {
 		pci_read_config_word(dev, PCI_COMMAND, &cmd);
-		if (decode == true)
+		if (decode)
 			cmd |= command_bits;
 		else
 			cmd &= ~command_bits;
@@ -6012,7 +6012,7 @@ int pci_set_vga_state(struct pci_dev *dev, bool decode,
 		if (bridge) {
 			pci_read_config_word(bridge, PCI_BRIDGE_CONTROL,
 					     &cmd);
-			if (decode == true)
+			if (decode)
 				cmd |= PCI_BRIDGE_CTL_VGA;
 			else
 				cmd &= ~PCI_BRIDGE_CTL_VGA;