ldpd: Cleanup set but unused variables

There existed some variables set but never used.  Clean this up.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>

3 files changed, 11 insertions, 12 deletions

diff --git a/ldpd/address.c b/ldpd/address.c
index 9c1564a31f..74a3f5a309 100644
--- a/ldpd/address.c
+++ b/ldpd/address.c
@@ -67,7 +67,7 @@ send_address(struct nbr *nbr, int af, struct if_addr_head *addr_list,
 		fatalx("send_address: unknown af");
 	}
 
-	while ((if_addr = LIST_FIRST(addr_list)) != NULL) {
+	while (LIST_FIRST(addr_list) != NULL) {
 		/*
 		 * Send as many addresses as possible - respect the session's
 		 * negotiated maximum pdu length.
diff --git a/ldpd/ldpd.c b/ldpd/ldpd.c
index dcbcf8ce50..c862de1954 100644
--- a/ldpd/ldpd.c
+++ b/ldpd/ldpd.c
@@ -858,7 +858,6 @@ ldp_acl_request(struct imsgev *iev, char *acl_name, int af,
     union ldpd_addr *addr, uint8_t prefixlen)
 {
 	struct imsg	 imsg;
-	ssize_t		 n;
 	struct acl_check acl_check;
 
 	if (acl_name[0] == '\0')
@@ -876,9 +875,9 @@ ldp_acl_request(struct imsgev *iev, char *acl_name, int af,
 	imsg_flush(&iev->ibuf);
 
 	/* receive (blocking) and parse result */
-	if ((n = imsg_read(&iev->ibuf)) == -1)
+	if (imsg_read(&iev->ibuf) == -1)
 		fatal("imsg_read error");
-	if ((n = imsg_get(&iev->ibuf, &imsg)) == -1)
+	if (imsg_get(&iev->ibuf, &imsg) == -1)
 		fatal("imsg_get");
 	if (imsg.hdr.type != IMSG_ACL_CHECK ||
 	    imsg.hdr.len != IMSG_HEADER_SIZE + sizeof(int))
@@ -1408,7 +1407,7 @@ merge_ifaces(struct ldpd_conf *conf, struct ldpd_conf *xconf)
 
 	RB_FOREACH_SAFE(iface, iface_head, &conf->iface_tree, itmp) {
 		/* find deleted interfaces */
-		if ((xi = if_lookup_name(xconf, iface->name)) == NULL) {
+		if (if_lookup_name(xconf, iface->name) == NULL) {
 			switch (ldpd_process) {
 			case PROC_LDP_ENGINE:
 				ldpe_if_exit(iface);
@@ -1469,7 +1468,7 @@ merge_tnbrs(struct ldpd_conf *conf, struct ldpd_conf *xconf)
 			continue;
 
 		/* find deleted tnbrs */
-		if ((xt = tnbr_find(xconf, tnbr->af, &tnbr->addr)) == NULL) {
+		if (tnbr_find(xconf, tnbr->af, &tnbr->addr) == NULL) {
 			switch (ldpd_process) {
 			case PROC_LDP_ENGINE:
 				tnbr->flags &= ~F_TNBR_CONFIGURED;
@@ -1624,7 +1623,7 @@ merge_l2vpns(struct ldpd_conf *conf, struct ldpd_conf *xconf)
 
 	RB_FOREACH_SAFE(l2vpn, l2vpn_head, &conf->l2vpn_tree, ltmp) {
 		/* find deleted l2vpns */
-		if ((xl = l2vpn_find(xconf, l2vpn->name)) == NULL) {
+		if (l2vpn_find(xconf, l2vpn->name) == NULL) {
 			switch (ldpd_process) {
 			case PROC_LDE_ENGINE:
 				l2vpn_exit(l2vpn);
@@ -1680,7 +1679,7 @@ merge_l2vpn(struct ldpd_conf *xconf, struct l2vpn *l2vpn, struct l2vpn *xl)
 	/* merge intefaces */
 	RB_FOREACH_SAFE(lif, l2vpn_if_head, &l2vpn->if_tree, ftmp) {
 		/* find deleted interfaces */
-		if ((xf = l2vpn_if_find(xl, lif->ifname)) == NULL) {
+		if (l2vpn_if_find(xl, lif->ifname) == NULL) {
 			RB_REMOVE(l2vpn_if_head, &l2vpn->if_tree, lif);
 			free(lif);
 		}
@@ -1706,7 +1705,7 @@ merge_l2vpn(struct ldpd_conf *xconf, struct l2vpn *l2vpn, struct l2vpn *xl)
 	/* merge active pseudowires */
 	RB_FOREACH_SAFE(pw, l2vpn_pw_head, &l2vpn->pw_tree, ptmp) {
 		/* find deleted active pseudowires */
-		if ((xp = l2vpn_pw_find_active(xl, pw->ifname)) == NULL) {
+		if (l2vpn_pw_find_active(xl, pw->ifname) == NULL) {
 			switch (ldpd_process) {
 			case PROC_LDE_ENGINE:
 				l2vpn_pw_exit(pw);
@@ -1807,7 +1806,7 @@ merge_l2vpn(struct ldpd_conf *xconf, struct l2vpn *l2vpn, struct l2vpn *xl)
 	/* merge inactive pseudowires */
 	RB_FOREACH_SAFE(pw, l2vpn_pw_head, &l2vpn->pw_inactive_tree, ptmp) {
 		/* find deleted inactive pseudowires */
-		if ((xp = l2vpn_pw_find_inactive(xl, pw->ifname)) == NULL) {
+		if (l2vpn_pw_find_inactive(xl, pw->ifname) == NULL) {
 			RB_REMOVE(l2vpn_pw_head, &l2vpn->pw_inactive_tree, pw);
 			free(pw);
 		}
diff --git a/ldpd/socket.c b/ldpd/socket.c
index 8706d03c6f..997434620a 100644
--- a/ldpd/socket.c
+++ b/ldpd/socket.c
@@ -209,7 +209,7 @@ sock_set_nonblock(int fd)
 
 	flags |= O_NONBLOCK;
 
-	if ((flags = fcntl(fd, F_SETFL, flags)) == -1)
+	if (fcntl(fd, F_SETFL, flags) == -1)
 		fatal("fcntl F_SETFL");
 }
 
@@ -223,7 +223,7 @@ sock_set_cloexec(int fd)
 
 	flags |= FD_CLOEXEC;
 
-	if ((flags = fcntl(fd, F_SETFD, flags)) == -1)
+	if (fcntl(fd, F_SETFD, flags) == -1)
 		fatal("fcntl F_SETFD");
 }