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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2007-07-18 08:23:36 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2007-07-18 08:23:36 +0000
commit61b304e36d3db6ad05af6b830eb57273181b1004 (patch)
tree2330ee7f35951fa70d1bed6f84c1fb074a50af57
parent4e7d27c89015a1ca768e10254b1eb472d3e8021c (diff)
add fix for running udhcpc on bridges (patch by Eric L. Chen)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8025 3c298f89-4303-0410-b956-a3cf2f4a3e73
-rw-r--r--package/busybox/patches/243-udhcpc_changed_ifindex.patch17
1 files changed, 17 insertions, 0 deletions
diff --git a/package/busybox/patches/243-udhcpc_changed_ifindex.patch b/package/busybox/patches/243-udhcpc_changed_ifindex.patch
new file mode 100644
index 0000000000..3a9517418f
--- /dev/null
+++ b/package/busybox/patches/243-udhcpc_changed_ifindex.patch
@@ -0,0 +1,17 @@
+Index: busybox-1.4.2/networking/udhcp/dhcpc.c
+===================================================================
+--- busybox-1.4.2.orig/networking/udhcp/dhcpc.c 2007-07-18 10:07:20.161035443 +0200
++++ busybox-1.4.2/networking/udhcp/dhcpc.c 2007-07-18 10:09:15.515609124 +0200
+@@ -273,6 +273,12 @@
+ tv.tv_sec = timeout - uptime();
+ tv.tv_usec = 0;
+
++ /* When running on a bridge, the ifindex may have changed (e.g. if
++ * member interfaces were added/removed or if the status of the
++ * bridge changed).
++ * Workaround: refresh it here before processing the next packet */
++ read_interface(client_config.interface, &client_config.ifindex, NULL, client_config.arp);
++
+ if (listen_mode != LISTEN_NONE && fd < 0) {
+ if (listen_mode == LISTEN_KERNEL)
+ fd = listen_socket(INADDR_ANY, CLIENT_PORT, client_config.interface);