cxl/vphb.c: Use phb pointer after NULL check

static Anlaysis detected below error:-
(error) Possible null pointer dereference: phb

So, Use phb after NULL check.

Signed-off-by: Maninder Singh <maninder1.s@samsung.com>
Acked-by: Ian Munsie <imunsie@au1.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/misc/cxl/vphb.c b/drivers/misc/cxl/vphb.c
index b1d1983a84a5..2eba002b580b 100644
--- a/drivers/misc/cxl/vphb.c
+++ b/drivers/misc/cxl/vphb.c
@@ -112,9 +112,10 @@ static int cxl_pcie_config_info(struct pci_bus *bus, unsigned int devfn,
         unsigned long addr;
 
         phb = pci_bus_to_host(bus);
-        afu = (struct cxl_afu *)phb->private_data;
         if (phb == NULL)
                 return PCIBIOS_DEVICE_NOT_FOUND;
+        afu = (struct cxl_afu *)phb->private_data;
+
         if (cxl_pcie_cfg_record(bus->number, devfn) > afu->crs_num)
                 return PCIBIOS_DEVICE_NOT_FOUND;
         if (offset >= (unsigned long)phb->cfg_data)