Fixed typo in detect_ip_version for ipv6

src/dynamic-ip

@@ -15,32 +15,6 @@ trim() {
     printf '%s' "$var"
 }
 
-detect_ip_version() {
-    local ip=$1
-
-    if valid_ipv4 "$ip"; then
-        return 4;
-    elif valid_ipv6 "ip"; then
-        return 6
-    else
-        return 0;
-    fi
-}
-
-valid_ip() {
-    local ip=$1
-    local iptype
-
-    detect_ip_version "$ip"
-    iptype=$?
-
-    case $iptype in
-        4)  return 0;;
-        6)  return 0;;
-        *)  return 1;;
-    esac
-}
-
 valid_ipv4() {
     local  ip=$1
     local  stat=1
@@ -71,6 +45,32 @@ valid_ipv6() {
     fi
 }
 
+detect_ip_version() {
+    local ip=$1
+
+    if valid_ipv4 "$ip"; then
+        return 4;
+    elif valid_ipv6 "$ip"; then
+        return 6
+    else
+        return 0;
+    fi
+}
+
+valid_ip() {
+    local ip=$1
+    local iptype
+
+    detect_ip_version "$ip"
+    iptype=$?
+
+    case $iptype in
+        4)  return 0;;
+        6)  return 0;;
+        *)  return 1;;
+    esac
+}
+
 getRecords() {
     local file=$1
     local r