linux-cp: fix lcp_itf_pair_create()'s memory leak
linux-cp: fix lcp_itf_pair_create()'s memory leak

need free args.error if args.rv < 0

Type: fix

Signed-off-by: luoyaozu <0bf208eeb5df0ecefd38a32d6a1efd36de179303@foxmail.com>
Change-Id: I8ceebfc36f51798d8d1a8e4c41bec33d74344396

FDio/vpp,chrisy/vpp,chrisy/vpp,chrisy/vpp,FDio/vpp,FDio/vpp,FDio/vpp,chrisy/vpp,FDio/vpp,FDio/vpp,chrisy/vpp,FDio/vpp,chrisy/vpp,chrisy/vpp,chrisy/vpp,FDio/vpp