fix potential infinite looping of resolver
In case a pointer to itself was received, the resolver looped inifinitely until the stack overflows. Signed-off-by: Steffen Jaeckel <jaeckel-floss@eyet-services.de>
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In case a pointer to itself was received, the resolver looped inifinitely until the stack overflows. Signed-off-by: Steffen Jaeckel <jaeckel-floss@eyet-services.de>