diff --git a/funcs_linux.go b/funcs_linux.go
index 934c450..feb8782 100644
--- a/funcs_linux.go
+++ b/funcs_linux.go
@@ -52,8 +52,8 @@ func GetIDState() (ids IDState) {
 	return
 }
 
-// NsToFD splits a namespace identifier (e.g. `net:[12345]`) to its type (e.g. `net`) and FD (e.g. `12345`).
-func NsToFD(ns string) (typ string, fd uint64, err error) {
+// NsToInode splits a namespace identifier (e.g. `net:[12345]`) to its type (e.g. `net`) and inode (e.g. `12345`).
+func NsToInode(ns string) (typ string, inode uint64, err error) {
 
 	var fields []string
 
@@ -67,7 +67,7 @@ func NsToFD(ns string) (typ string, fd uint64, err error) {
 	fields[1] = strings.TrimPrefix(fields[1], "[")
 	fields[1] = strings.TrimSuffix(fields[1], "]")
 
-	if fd, err = strconv.ParseUint(fields[1], 10, 64); err != nil {
+	if inode, err = strconv.ParseUint(fields[1], 10, 64); err != nil {
 		return
 	}