From: Felix Fietkau <n...@openwrt.org>
When running on a bridge the ifindex may have changed (e.g. the member
interface were added/removed or if the status of the bridge changed).
Refresh the interface interface index before processing the next packet.
Signed-off-by: Felix Fietkau <n...@openwrt.org>
---
networking/udhcp/dhcpc.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/networking/udhcp/dhcpc.c b/networking/udhcp/dhcpc.c
index f1013f4..7d38d9d 100644
--- a/networking/udhcp/dhcpc.c
+++ b/networking/udhcp/dhcpc.c
@@ -1390,6 +1390,12 @@ int udhcpc_main(int argc UNUSED_PARAM, char **argv)
/* silence "uninitialized!" warning */
unsigned timestamp_before_wait = timestamp_before_wait;
+ /* 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 */
+ udhcp_read_interface(client_config.interface,
&client_config.ifindex, NULL, client_config.client_mac);
+
//bb_error_msg("sockfd:%d, listen_mode:%d", sockfd,
listen_mode);
/* Was opening raw or udp socket here
--
1.7.9.5
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