PCI/ERR: Combine pci_channel_io_frozen cases

pcie_do_recovery() had two "if (state == pci_channel_io_frozen)" cases
right after each other.  Combine them to make this easier to read.  No
functional change intended.

Link: https://lore.kernel.org/r/20200317170654.GA23125@infradead.org
[bhelgaas: split from https://lore.kernel.org/r/a255fcb3a3fdebcd90f84e08b555f1786eb8eba2.1585000084.git.sathyanarayanan.kuppuswamy@linux.intel.com]
Signed-off-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

drivers/pci/pcie/err.c

@@ -203,14 +203,13 @@ void pcie_do_recovery(struct pci_dev *dev, enum pci_channel_state state,
 	bus = dev->subordinate;
 
 	pci_dbg(dev, "broadcast error_detected message\n");
-	if (state == pci_channel_io_frozen)
+	if (state == pci_channel_io_frozen) {
 		pci_walk_bus(bus, report_frozen_detected, &status);
-	else
-		pci_walk_bus(bus, report_normal_detected, &status);
-
-	if (state == pci_channel_io_frozen &&
-	    reset_link(dev, service) != PCI_ERS_RESULT_RECOVERED)
+		if (reset_link(dev, service) != PCI_ERS_RESULT_RECOVERED)
 			goto failed;
+	} else {
+		pci_walk_bus(bus, report_normal_detected, &status);
+	}
 
 	if (status == PCI_ERS_RESULT_CAN_RECOVER) {
 		status = PCI_ERS_RESULT_RECOVERED;