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Set errno when refusing to send packet in interface_send_packet
[project/mdnsd.git]
/
interface.c
diff --git
a/interface.c
b/interface.c
index
ada8acb
..
f9fe40a
100644
(file)
--- a/
interface.c
+++ b/
interface.c
@@
-125,6
+125,7
@@
interface_send_packet(struct interface *iface, struct sockaddr *to, struct iovec
{
if (!iface->multicast && !to) {
fprintf(stderr, "No IP address specified for unicast interface\n");
+ errno = EINVAL;
return -1;
}