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    Subject[PATCH 01/12] x86/amd-iommu: Remove double NULL check in check_device
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    From: Julia Lawall <julia@diku.dk>

    dev was tested just above, so drop the second test.

    Signed-off-by: Julia Lawall <julia@diku.dk>
    Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
    ---
    arch/x86/kernel/amd_iommu.c | 2 +-
    1 files changed, 1 insertions(+), 1 deletions(-)

    diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c
    index adb0ba0..2c4a501 100644
    --- a/arch/x86/kernel/amd_iommu.c
    +++ b/arch/x86/kernel/amd_iommu.c
    @@ -118,7 +118,7 @@ static bool check_device(struct device *dev)
    return false;

    /* No device or no PCI device */
    - if (!dev || dev->bus != &pci_bus_type)
    + if (dev->bus != &pci_bus_type)
    return false;

    devid = get_device_id(dev);
    --
    1.7.0.4



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