vdagentd: Better check for vdagent_connection_get_peer_pid results
The function can return -1 and leave "err" to NULL in some cases, do not check only for "err".
Signed-off-by: Frediano Ziglio freddy77@gmail.com
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The function can return -1 and leave "err" to NULL in some cases, do not check only for "err".
Signed-off-by: Frediano Ziglio freddy77@gmail.com