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dev could be NULL if the PCI device can not be found due to some reasons, so we must not dereference the pointer in this case. Signed-off-by: Thomas Huth <thuth@redhat.com> Message-id: 1519713884-2346-1-git-send-email-thuth@redhat.com Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>