mmc: cb710: fix possible pci_dev leak in cb710_pci_configure()

Reported-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: Chris Ball <cjb@laptop.org>

diff --git a/drivers/misc/cb710/core.c b/drivers/misc/cb710/core.c
index efec4139c3f68f512cded3fd51631e7097895d19..68cd05b6d829d1f3b7fa15f256f78b3bb6f82f82 100644 (file)
--- a/drivers/misc/cb710/core.c
+++ b/drivers/misc/cb710/core.c
@@ -33,7 +33,7 @@ EXPORT_SYMBOL_GPL(cb710_pci_update_config_reg);
 static int __devinit cb710_pci_configure(struct pci_dev *pdev)
 {
        unsigned int devfn = PCI_DEVFN(PCI_SLOT(pdev->devfn), 0);
-       struct pci_dev *pdev0 = pci_get_slot(pdev->bus, devfn);
+       struct pci_dev *pdev0;
        u32 val;
 
        cb710_pci_update_config_reg(pdev, 0x48,
@@ -43,6 +43,7 @@ static int __devinit cb710_pci_configure(struct pci_dev *pdev)
        if (val & 0x80000000)
                return 0;
 
+       pdev0 = pci_get_slot(pdev->bus, devfn);
        if (!pdev0)
                return -ENODEV;