PCI: rcar: Remove redundant config accessor register number checks

The PCI core will have already checked the configuration register address
before calling the {read|write}() methods; so don't check it again in these
methods.
Signed-off-by: NSergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: NBjorn Helgaas <bhelgaas@google.com>
Acked-by: NPhil Edworthy <phil.edworthy@renesas.com>
Acked-by: NSimon Horman <horms+renesas@verge.net.au>

drivers/pci/host/pcie-rcar.c

@@ -260,11 +260,6 @@ static int rcar_pcie_read_conf(struct pci_bus *bus, unsigned int devfn,
 	struct rcar_pcie *pcie = sys_to_pcie(bus->sysdata);
 	int ret;
 
-	if ((size == 2) && (where & 1))
-		return PCIBIOS_BAD_REGISTER_NUMBER;
-	else if ((size == 4) && (where & 3))
-		return PCIBIOS_BAD_REGISTER_NUMBER;
-
 	ret = rcar_pcie_config_access(pcie, PCI_ACCESS_READ,
 				      bus, devfn, where, val);
 	if (ret != PCIBIOS_SUCCESSFUL) {
@@ -291,11 +286,6 @@ static int rcar_pcie_write_conf(struct pci_bus *bus, unsigned int devfn,
 	int shift, ret;
 	u32 data;
 
-	if ((size == 2) && (where & 1))
-		return PCIBIOS_BAD_REGISTER_NUMBER;
-	else if ((size == 4) && (where & 3))
-		return PCIBIOS_BAD_REGISTER_NUMBER;
-
 	ret = rcar_pcie_config_access(pcie, PCI_ACCESS_READ,
 				      bus, devfn, where, &data);
 	if (ret != PCIBIOS_SUCCESSFUL)