tc: remove stale code

remove unused #define and "ok" statements.
Signed-off-by: Florian Westphal <fwestphal@astaro.com>

tc/f_fw.c

@@ -31,8 +31,6 @@ static void explain(void)
 	fprintf(stderr, "\nNOTE: CLASSID is parsed as hexadecimal input.\n");
 }
 
-#define usage() return(-1)
-
 static int fw_parse_opt(struct filter_util *qu, char *handle, int argc, char **argv, struct nlmsghdr *n)
 {
 	struct tc_police tp;

tc/f_route.c

@@ -34,8 +34,6 @@ static void explain(void)
 	fprintf(stderr, "\nNOTE: CLASSID is parsed as hexadecimal input.\n");
 }
 
-#define usage() return(-1)
-
 static int route_parse_opt(struct filter_util *qu, char *handle, int argc, char **argv, struct nlmsghdr *n)
 {
 	struct tc_police tp;

tc/f_rsvp.c

@@ -37,8 +37,6 @@ static void explain(void)
 	fprintf(stderr, "\nNOTE: CLASSID is parsed as hexadecimal input.\n");
 }
 
-#define usage() return(-1)
-
 int get_addr_and_pi(int *argc_p, char ***argv_p, inet_prefix * addr,
 		    struct tc_rsvp_pinfo *pinfo, int dir, int family)
 {

tc/f_tcindex.c

@@ -24,10 +24,6 @@ static void explain(void)
 	    "[ police POLICE_SPEC ]\n");
 }
 
-
-#define usage() return(-1)
-
-
 static int tcindex_parse_opt(struct filter_util *qu, char *handle, int argc,
     char **argv, struct nlmsghdr *n)
 {

tc/f_u32.c

@@ -45,8 +45,6 @@ static void explain(void)
 	fprintf(stderr, "\nNOTE: CLASSID is parsed at hexadecimal input.\n");
 }
 
-#define usage() return(-1)
-
 int get_u32_handle(__u32 *handle, const char *str)
 {
 	__u32 htid=0, hash=0, nodeid=0;

tc/q_atm.c

@@ -26,8 +26,6 @@
 
 #define MAX_HDR_LEN 64
 
-#define usage() return(-1)
-
 
 static int atm_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
 {

tc/q_cbq.c

@@ -46,7 +46,6 @@ static void explain1(char *arg)
 	fprintf(stderr, "Illegal \"%s\"\n", arg);
 }
 
-#define usage() return(-1)
 
 static int cbq_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
 {
@@ -319,7 +318,7 @@ static int cbq_parse_class_opt(struct qdisc_util *qu, int argc, char **argv, str
 			NEXT_ARG();
 			if (get_tc_classid(&fopt.split, *argv)) {
 				fprintf(stderr, "Invalid split node ID.\n");
-				usage();
+				return -1;
 			}
 			fopt_ok++;
 		} else if (matches(*argv, "defmap") == 0) {

tc/q_drr.c

@@ -33,7 +33,6 @@ static void explain2(void)
 	fprintf(stderr, "Usage: ... drr quantum SIZE\n");
 }
 
-#define usage() return(-1)
 
 static int drr_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
 {

tc/q_dsmark.c

@@ -19,9 +19,6 @@
 #include "tc_util.h"
 
 
-#define usage() return(-1)
-
-
 static void explain(void)
 {
 	fprintf(stderr,"Usage: dsmark indices INDICES [ default_index "

tc/q_fifo.c

@@ -28,8 +28,6 @@ static void explain(void)
 	fprintf(stderr, "Usage: ... [p|b]fifo [ limit NUMBER ]\n");
 }
 
-#define usage() return(-1)
-
 static int fifo_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
 {
 	int ok=0;

tc/q_gred.c

@@ -46,8 +46,6 @@ static void explain(void)
 	    "[grio]\n");
 }
 
-#define usage() return(-1)
-
 static int init_gred(struct qdisc_util *qu, int argc, char **argv, 
 		     struct nlmsghdr *n)
 {

tc/q_htb.c

@@ -58,8 +58,6 @@ static void explain1(char *arg)
 }
 
 
-#define usage() return(-1)
-
 static int htb_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
 {
 	struct tc_htb_glob opt;

tc/q_ingress.c

@@ -32,8 +32,6 @@ static void explain(void)
 	fprintf(stderr, "Usage: ... ingress \n");
 }
 
-#define usage() return(-1)
-
 static int ingress_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
 {
 

tc/q_multiq.c

@@ -41,8 +41,6 @@ static void explain(void)
 	fprintf(stderr, "Usage: ... multiq [help]\n");
 }
 
-#define usage() return(-1)
-
 static int multiq_parse_opt(struct qdisc_util *qu, int argc, char **argv,
 			    struct nlmsghdr *n)
 {

tc/q_netem.c

@@ -42,8 +42,6 @@ static void explain1(const char *arg)
 	fprintf(stderr, "Illegal \"%s\"\n", arg);
 }
 
-#define usage() return(-1)
-
 /* Upper bound on size of distribution 
  *  really (TCA_BUF_MAX - other headers) / sizeof (__s16)
  */

tc/q_prio.c

@@ -28,11 +28,8 @@ static void explain(void)
 	fprintf(stderr, "Usage: ... prio bands NUMBER priomap P1 P2...[multiqueue]\n");
 }
 
-#define usage() return(-1)
-
 static int prio_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
 {
-	int ok=0;
 	int pmap_mode = 0;
 	int idx = 0;
 	struct tc_prio_qopt opt={3,{ 1, 2, 2, 2, 1, 2, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1 }};
@@ -48,7 +45,6 @@ static int prio_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct n
 				fprintf(stderr, "Illegal \"bands\"\n");
 				return -1;
 			}
-			ok++;
 		} else if (strcmp(*argv, "priomap") == 0) {
 			if (pmap_mode) {
 				fprintf(stderr, "Error: duplicate priomap\n");

tc/q_red.c

@@ -31,8 +31,6 @@ static void explain(void)
 	fprintf(stderr, "               probability PROBABILITY bandwidth KBPS [ ecn ]\n");
 }
 
-#define usage() return(-1)
-
 static int red_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
 {
 	struct tc_red_qopt opt;

tc/q_rr.c

@@ -28,11 +28,9 @@ static void explain(void)
 	fprintf(stderr, "Usage: ... rr bands NUMBER priomap P1 P2... [multiqueue]\n");
 }
 
-#define usage() return(-1)
 
 static int rr_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
 {
-	int ok = 0;
 	int pmap_mode = 0;
 	int idx = 0;
 	struct tc_prio_qopt opt={3,{ 1, 2, 2, 2, 1, 2, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1 }};
@@ -48,7 +46,6 @@ static int rr_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlm
 				fprintf(stderr, "Illegal \"bands\"\n");
 				return -1;
 			}
-			ok++;
 		} else if (strcmp(*argv, "priomap") == 0) {
 			if (pmap_mode) {
 				fprintf(stderr, "Error: duplicate priomap\n");

tc/q_sfq.c

@@ -28,8 +28,6 @@ static void explain(void)
 	fprintf(stderr, "Usage: ... sfq [ limit NUMBER ] [ perturb SECS ] [ quantum BYTES ]\n");
 }
 
-#define usage() return(-1)
-
 static int sfq_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
 {
 	int ok=0;

tc/q_tbf.c

@@ -36,8 +36,6 @@ static void explain1(char *arg)
 }
 
 
-#define usage() return(-1)
-
 static int tbf_parse_opt(struct qdisc_util *qu, int argc, char **argv, struct nlmsghdr *n)
 {
 	int ok=0;