qdisc: fix wrong type info of tc_sfq_qopt

Author: lwintermelon

nl/tc_linux.go

@@ -1138,11 +1138,11 @@ const TCA_CLS_FLAGS_SKIP_SW = 1 << 1 /* don't use filter in SW */
 // };
 
 type TcSfqQopt struct {
-	Quantum uint8
+	Quantum uint32
 	Perturb int32
 	Limit   uint32
-	Divisor uint8
-	Flows   uint8
+	Divisor uint32
+	Flows   uint32
 }
 
 func (x *TcSfqQopt) Len() int {

qdisc.go

@@ -374,10 +374,10 @@ func (qdisc *FqCodel) Type() string {
 type Sfq struct {
 	QdiscAttrs
 	// TODO: Only the simplified options for SFQ are handled here. Support for the extended one can be added later.
-	Quantum uint8
-	Perturb uint8
+	Quantum uint32
+	Perturb int32
 	Limit   uint32
-	Divisor uint8
+	Divisor uint32
 }
 
 func (sfq *Sfq) String() string {

qdisc_linux.go

@@ -321,7 +321,7 @@ func qdiscPayload(req *nl.NetlinkRequest, qdisc Qdisc) error {
 	case *Sfq:
 		opt := nl.TcSfqQoptV1{}
 		opt.TcSfqQopt.Quantum = qdisc.Quantum
-		opt.TcSfqQopt.Perturb = int32(qdisc.Perturb)
+		opt.TcSfqQopt.Perturb = qdisc.Perturb
 		opt.TcSfqQopt.Limit = qdisc.Limit
 		opt.TcSfqQopt.Divisor = qdisc.Divisor
 
@@ -683,7 +683,7 @@ func parseSfqData(qdisc Qdisc, value []byte) error {
 	sfq := qdisc.(*Sfq)
 	opt := nl.DeserializeTcSfqQoptV1(value)
 	sfq.Quantum = opt.TcSfqQopt.Quantum
-	sfq.Perturb = uint8(opt.TcSfqQopt.Perturb)
+	sfq.Perturb = opt.TcSfqQopt.Perturb
 	sfq.Limit = opt.TcSfqQopt.Limit
 	sfq.Divisor = opt.TcSfqQopt.Divisor