sres_sip.c: check log level in sres_sip_append_result()
sres_sip.c: check log level in sres_sip_append_result()

Be lazy expanding binary addresses.

MeeGo Coverity issue CID#11745

unispeech/sofia-sip,BelledonneCommunications/sofia-sip,xhook/sofia-sip,unispeech/sofia-sip,unispeech/sofia-sip,erdincay/sofia-sip,erdincay/sofia-sip,xhook/sofia-sip,BelledonneCommunications/sofia-sip,erdincay/sofia-sip,unispeech/sofia-sip,xhook/sofia-sip,BelledonneCommunications/sofia-sip,BelledonneCommunications/sofia-sip,erdincay/sofia-sip,xhook/sofia-sip,xhook/sofia-sip