From: Ruben Kerkhof <ruben@rubenkerkhof.com>
Date: Tue, 9 Aug 2016 12:23:06 +0000 (+0200)
Subject: utils_dns.c: fix compiler warning
X-Git-Tag: collectd-5.6.0~22^2
X-Git-Url: https://git.verplant.org/?a=commitdiff_plain;h=974c66f629c0a6eb8691fe280a28cf0b78b9b574;p=collectd.git

utils_dns.c: fix compiler warning

utils_dns.c: In function ‘handle_ip’:
utils_dns.c:531:29: warning: pointer of type ‘void *’ used in arithmetic
[-Wpointer-arith]
     memcpy(buf, (void *) ip + offset, len - offset);
                             ^
---

diff --git a/src/utils_dns.c b/src/utils_dns.c
index f38a7bd1..3e80e869 100644
--- a/src/utils_dns.c
+++ b/src/utils_dns.c
@@ -527,7 +527,7 @@ handle_ip(const struct ip *ip, int len)
 	    return (0);
     if (IPPROTO_UDP != ip->ip_p)
 	return 0;
-    memcpy(buf, (void *) ip + offset, len - offset);
+    memcpy(buf, ((char *)ip) + offset, len - offset);
     if (0 == handle_udp((struct udphdr *) buf, len - offset))
 	return 0;
     return 1;