On 11/03/2017 11:19 AM, Pino Toscano wrote: > If visit_guest() fails, then it returns a null pointer; later on, > free_tree() is called unconditionally on the variables, thus > dereferencing null pointers. > > Thus guard the free_tree() invocations.
Would it be any better to teach free_tree() to be more free()-like by being a no-op on NULL? -- Eric Blake, Principal Software Engineer Red Hat, Inc. +1-919-301-3266 Virtualization: qemu.org | libvirt.org
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