Even if the caller provides the destination address, still the port must
depend on the passed 'event' value for correct delivery.
Signed-off-by: Richard Cochran <richardcoch...@gmail.com>
---
udp6.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/udp6.c b/udp6.c
index fdf5799..10ff166 100644
--- a/udp6.c
+++ b/udp6.c
@@ -223,9 +223,6 @@ static int udp6_send(struct transport *t, struct fdarray
*fda, int event,
addr_buf.sin6.sin6_family = AF_INET6;
addr_buf.sin6.sin6_addr = peer ? mc6_addr[MC_PDELAY] :
mc6_addr[MC_PRIMARY];
- addr_buf.sin6.sin6_port = htons(event ? EVENT_PORT :
- GENERAL_PORT);
-
if (is_link_local(&addr_buf.sin6.sin6_addr))
addr_buf.sin6.sin6_scope_id = udp6->index;
@@ -233,6 +230,8 @@ static int udp6_send(struct transport *t, struct fdarray
*fda, int event,
addr = &addr_buf;
}
+ addr->sin6.sin6_port = htons(event ? EVENT_PORT : GENERAL_PORT);
+
len += 2; /* Extend the payload by two, for UDP checksum corrections. */
cnt = sendto(fd, buf, len, 0, &addr->sa, sizeof(addr->sin6));
--
2.1.4
------------------------------------------------------------------------------
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