X-Git-Url: http://git.ozlabs.org/?p=ppp.git;a=blobdiff_plain;f=pppd%2Fsys-linux.c;h=46e1ed419f4b494fb3d6f4781fdc0120ca808fab;hp=20b42ac3e80c8f60ba6417ae2b265355c2515057;hb=d98ab3805c818bfb58e20ee18e6488a851c1a90d;hpb=56a4760236ee0a606075404c5704801feffa646c

diff --git a/pppd/sys-linux.c b/pppd/sys-linux.c
index 20b42ac..46e1ed4 100644
--- a/pppd/sys-linux.c
+++ b/pppd/sys-linux.c
@@ -643,6 +643,21 @@ static int make_ppp_unit()
 	}
 	if (x < 0)
 		error("Couldn't create new ppp unit: %m");
+
+	if (x == 0 && req_ifname[0] != '\0') {
+		struct ifreq ifr;
+		char t[MAXIFNAMELEN];
+		memset(&ifr, 0, sizeof(struct ifreq));
+		slprintf(t, sizeof(t), "%s%d", PPP_DRV_NAME, ifunit);
+		strncpy(ifr.ifr_name, t, IF_NAMESIZE);
+		strncpy(ifr.ifr_newname, req_ifname, IF_NAMESIZE);
+		x = ioctl(sock_fd, SIOCSIFNAME, &ifr);
+		if (x < 0)
+		    error("Couldn't rename interface %s to %s: %m", t, req_ifname);
+		else
+		    info("Renamed interface %s to %s", t, req_ifname);
+	}
+
 	return x;
 }