Plug a memory leak
Plug a memory leak

Addressing:

1. openscap-1.3.5/src/OVAL/probes/independent/system_info_probe.c:738:6: warning[unix.Malloc]: Potential leak of memory pointed to by 'hname'
   736|   		hname = strdup(unknown);
   737|
   738|-> 	if (__sysinfo_saneval(os_name) < 1 ||
   739|   		__sysinfo_saneval(os_version) < 1 ||
   740|   		__sysinfo_saneval(architecture) < 1 ||

OpenSCAP/openscap,OpenSCAP/openscap,OpenSCAP/openscap,OpenSCAP/openscap,OpenSCAP/openscap,OpenSCAP/openscap