Will a file with "0" link count found on GFS2 filesystem cause issues?

Issue

Examining the contents of a GFS2 filesystem, a file with "0" link count was found:

[root@example]# ls -l /libvirt/
total 144
-rw------- 1 root root 2021 Jul 18 20:47 file1.xml
-rw------- 0 root root 3362 May 10 15:36 file2.xml
-rw------- 1 root root 3105 Jul 24 21:43 file3.xml
-rw------- 1 root root 2192 May 11 09:32 file4.xml
-rw------- 1 root root 2191 May 11 09:32 file5.xml