warp-vpn

commit 23900e2d9107cdff383462c2e00f99886baecbd5
parent a23323bdc549ce578e86d86cdb9745738e7bf52c
Author: sin <sin@2f30.org>
Date:   Tue, 22 Mar 2016 14:53:14 +0000

no need for ret

Diffstat:
M
stun.c
 | 
8
+++-----

1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/stun.c b/stun.c
@@ -176,7 +176,7 @@ int
 opentun(char *tundev)
 {
 	struct ifreq ifr;
-	int ret, fd, s;
+	int fd, s;
 
 	fd = open("/dev/net/tun", O_RDWR);
 	if (fd < 0)
@@ -186,8 +186,7 @@ opentun(char *tundev)
 	ifr.ifr_flags = IFF_TUN | IFF_NO_PI;
 	strncpy(ifr.ifr_name, tundev, IFNAMSIZ);
 	ifr.ifr_name[IFNAMSIZ - 1] = '\0';
-	ret = ioctl(fd, TUNSETIFF, &ifr);
-	if (ret < 0)
+	if (ioctl(fd, TUNSETIFF, &ifr) < 0)
 		logerr("failed to set TUNSETIFF on %s", tundev);
 
 	/* dummy socket so we can manipulate the params */
@@ -195,8 +194,7 @@ opentun(char *tundev)
 	if (s < 0)
 		logerr("failed to create socket");
 	ifr.ifr_mtu = MTU;
-	ret = ioctl(s, SIOCSIFMTU, &ifr);
-	if (ret < 0)
+	if (ioctl(s, SIOCSIFMTU, &ifr) < 0)
 		logerr("failed to set MTU on %s", tundev);
 	close(s);