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-rw-r--r--net/rxrpc/output.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/net/rxrpc/output.c b/net/rxrpc/output.c
index ec3621f2c5c8..d7cd87f17f0d 100644
--- a/net/rxrpc/output.c
+++ b/net/rxrpc/output.c
@@ -258,6 +258,22 @@ send_fragmentable:
(char *)&opt, sizeof(opt));
}
break;
+
+ case AF_INET6:
+ opt = IPV6_PMTUDISC_DONT;
+ ret = kernel_setsockopt(conn->params.local->socket,
+ SOL_IPV6, IPV6_MTU_DISCOVER,
+ (char *)&opt, sizeof(opt));
+ if (ret == 0) {
+ ret = kernel_sendmsg(conn->params.local->socket, &msg,
+ iov, 1, iov[0].iov_len);
+
+ opt = IPV6_PMTUDISC_DO;
+ kernel_setsockopt(conn->params.local->socket,
+ SOL_IPV6, IPV6_MTU_DISCOVER,
+ (char *)&opt, sizeof(opt));
+ }
+ break;
}
up_write(&conn->params.local->defrag_sem);