[PATCH v2 7/8] PCI: xgene: Do PCI error check on own line

["Ilpo Järvinen" <ilpo.jarvinen@linux.intel.com>]

Instead of a if condition with a line split, use the usual error
handling pattern with a separate variable to improve readability.

No functional changes intended.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
---
 drivers/pci/controller/pci-xgene.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/pci/controller/pci-xgene.c b/drivers/pci/controller/pci-xgene.c
index 887b4941ff32..b7f338de160b 100644
--- a/drivers/pci/controller/pci-xgene.c
+++ b/drivers/pci/controller/pci-xgene.c
@@ -163,9 +163,10 @@ static int xgene_pcie_config_read32(struct pci_bus *bus, unsigned int devfn,
 				    int where, int size, u32 *val)
 {
 	struct xgene_pcie *port = pcie_bus_to_port(bus);
+	int ret;
 
-	if (pci_generic_config_read32(bus, devfn, where & ~0x3, 4, val) !=
-	    PCIBIOS_SUCCESSFUL)
+	ret = pci_generic_config_read32(bus, devfn, where & ~0x3, 4, val);
+	if (ret != PCIBIOS_SUCCESSFUL)
 		return PCIBIOS_DEVICE_NOT_FOUND;
 
 	/*
-- 
2.30.2