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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>
This commit is contained in:
Maninder Singh 2015-06-29 16:05:11 +05:30 committed by Michael Ellerman
parent d8ea782b56
commit 14f21189df
1 changed files with 2 additions and 1 deletions
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3
drivers/misc/cxl/vphb.c
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@ -112,9 +112,10 @@ static int cxl_pcie_config_info(struct pci_bus *bus, unsigned int devfn,
unsigned long addr; unsigned long addr;
phb = pci_bus_to_host(bus); phb = pci_bus_to_host(bus);
afu = (struct cxl_afu *)phb->private_data;
if (phb == NULL) if (phb == NULL)
return PCIBIOS_DEVICE_NOT_FOUND; return PCIBIOS_DEVICE_NOT_FOUND;
afu = (struct cxl_afu *)phb->private_data;
if (cxl_pcie_cfg_record(bus->number, devfn) > afu->crs_num) if (cxl_pcie_cfg_record(bus->number, devfn) > afu->crs_num)
return PCIBIOS_DEVICE_NOT_FOUND; return PCIBIOS_DEVICE_NOT_FOUND;
if (offset >= (unsigned long)phb->cfg_data) if (offset >= (unsigned long)phb->cfg_data)