From 6a20296bc411e435f5c0974c1b1350f17a1a9770 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Adrien=20Gallou=C3=ABt?= <adrien@gallouet.fr>
Date: Wed, 22 Jun 2016 17:54:17 +0000
Subject: [PATCH] Fix bad size in bind()

---
 mud.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/mud.c b/mud.c
index a9f0ff1..cc2ea60 100644
--- a/mud.c
+++ b/mud.c
@@ -575,8 +575,12 @@ int mud_create_socket (int port, int v4, int v6)
     if (fd == -1)
         return -1;
 
+    socklen_t addrlen = (addr.ss_family == AF_INET)
+                      ? sizeof(struct sockaddr_in)
+                      : sizeof(struct sockaddr_in6);
+
     if (mud_setup_socket(fd, v4, v6) ||
-        bind(fd, (struct sockaddr *)&addr, sizeof(addr))) {
+        bind(fd, (struct sockaddr *)&addr, addrlen)) {
         int err = errno;
         close(fd);
         errno = err;