From 00e7e2a61b0fb9e66340b1f94df0faadbc5c7504 Mon Sep 17 00:00:00 2001
From: "Nicholas J. Kain" <nicholas@kain.us>
Date: Mon, 24 Mar 2014 09:55:55 -0400
Subject: [PATCH] Remove an implicit narrowing cast from void* in nl.h.

This cast is fine in C, but if the header is included from C++, even from
an extern "C" block, it will cause an error.
---
 ndhc/nl.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ndhc/nl.h b/ndhc/nl.h
index 21f47a2..6e54709 100644
--- a/ndhc/nl.h
+++ b/ndhc/nl.h
@@ -35,7 +35,7 @@
 
 static inline int nlmsg_get_error(const struct nlmsghdr *nlh)
 {
-    const struct nlmsgerr *err = NLMSG_DATA(nlh);
+    const struct nlmsgerr *err = (const struct nlmsgerr *)NLMSG_DATA(nlh);
     if (nlh->nlmsg_len < sizeof(struct nlmsgerr) + NLMSG_HDRLEN)
         return EBADMSG;
     return err->error & 0x7fffffff;