From 716ca530e1c4515d8683c9d5be3d56b301758b66 Mon Sep 17 00:00:00 2001 From: James <> Date: Wed, 4 Nov 2015 11:49:21 +0000 Subject: trunk-47381 --- .../ppp/patches/340-populate_default_gateway.patch | 34 ++++++++++++++++++++++ 1 file changed, 34 insertions(+) create mode 100644 package/network/services/ppp/patches/340-populate_default_gateway.patch (limited to 'package/network/services/ppp/patches/340-populate_default_gateway.patch') diff --git a/package/network/services/ppp/patches/340-populate_default_gateway.patch b/package/network/services/ppp/patches/340-populate_default_gateway.patch new file mode 100644 index 0000000..a1451de --- /dev/null +++ b/package/network/services/ppp/patches/340-populate_default_gateway.patch @@ -0,0 +1,34 @@ +pppd: Fill in default gateway on Linux + +On Linux, when pppd creates the default route, it does not set the peer +address as gateway, leading to a default route without gateway address. + +This behaviour breaks various downstream programs which attempt to infer +the default gateway IP address from the system default route entry. + +This patch addresses the issue by filling in the peer address as gateway +when generating the default route entry. + +Signed-off-by: Jo-Philipp Wich + +--- a/pppd/sys-linux.c ++++ b/pppd/sys-linux.c +@@ -1710,6 +1710,9 @@ int sifdefaultroute (int unit, u_int32_t + memset (&rt, 0, sizeof (rt)); + SET_SA_FAMILY (rt.rt_dst, AF_INET); + ++ SET_SA_FAMILY(rt.rt_gateway, AF_INET); ++ SIN_ADDR(rt.rt_gateway) = gateway; ++ + rt.rt_dev = ifname; + + if (kernel_version > KVERSION(2,1,0)) { +@@ -1717,7 +1720,7 @@ int sifdefaultroute (int unit, u_int32_t + SIN_ADDR(rt.rt_genmask) = 0L; + } + +- rt.rt_flags = RTF_UP; ++ rt.rt_flags = RTF_UP | RTF_GATEWAY; + if (ioctl(sock_fd, SIOCADDRT, &rt) < 0) { + if (!ok_error(errno)) + error("default route ioctl(SIOCADDRT): %m"); -- cgit v1.2.3