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authorSteve Ellcey <sellcey@mips.com>2015-06-01 09:00:05 -0700
committerSteve Ellcey <sellcey@mips.com>2015-06-01 09:00:05 -0700
commit2483fa850f86a2edec705aaeb2ca84414d6e1367 (patch)
treed237d18f7c2b188491ed51fffe66e7d6f8236736 /resolv
parentfd57d826c62c8eaaedcda49a1367b6604db775f7 (diff)
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* resolv/res_hconf.c (_res_hconf_reorder_addrs): Use a union to
copy data from cur_ifr->ifr_addr and cur_ifr->ifr_netmask.
Diffstat (limited to 'resolv')
-rw-r--r--resolv/res_hconf.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/resolv/res_hconf.c b/resolv/res_hconf.c
index 73942e8..b9c229d 100644
--- a/resolv/res_hconf.c
+++ b/resolv/res_hconf.c
@@ -439,18 +439,24 @@ _res_hconf_reorder_addrs (struct hostent *hp)
for (cur_ifr = ifr, i = 0; i < num;
cur_ifr = __if_nextreq (cur_ifr), ++i)
{
+ union
+ {
+ struct sockaddr sa;
+ struct sockaddr_in sin;
+ } ss;
+
if (cur_ifr->ifr_addr.sa_family != AF_INET)
continue;
ifaddrs[new_num_ifs].addrtype = AF_INET;
- ifaddrs[new_num_ifs].u.ipv4.addr =
- ((struct sockaddr_in *) &cur_ifr->ifr_addr)->sin_addr.s_addr;
+ ss.sa = cur_ifr->ifr_addr;
+ ifaddrs[new_num_ifs].u.ipv4.addr = ss.sin.sin_addr.s_addr;
if (__ioctl (sd, SIOCGIFNETMASK, cur_ifr) < 0)
continue;
- ifaddrs[new_num_ifs].u.ipv4.mask =
- ((struct sockaddr_in *) &cur_ifr->ifr_netmask)->sin_addr.s_addr;
+ ss.sa = cur_ifr->ifr_netmask;
+ ifaddrs[new_num_ifs].u.ipv4.mask = ss.sin.sin_addr.s_addr;
/* Now we're committed to this entry. */
++new_num_ifs;