commit d62f79d7905149719715f74c188b47d7911c928c Author: Steve Dickson Date: Mon Aug 18 11:44:19 2014 -0400 rpcbind: Remove a strict-aliasing warning src/util.c: In function ?in6_fillscopeid?: src/util.c:106:3: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] ifindex = ntohs(*(u_int16_t *)&sin6->sin6_addr.s6_addr[2]); ^ src/util.c:109:4: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] *(u_int16_t *)&sin6->sin6_addr.s6_addr[2] = 0; Signed-off-by: Steve Dickson diff --git a/src/util.c b/src/util.c index 9a5fb69..7d56479 100644 --- a/src/util.c +++ b/src/util.c @@ -101,12 +101,14 @@ static void in6_fillscopeid(struct sockaddr_in6 *sin6) { u_int16_t ifindex; + u_int16_t *addr; if (IN6_IS_ADDR_LINKLOCAL(&sin6->sin6_addr)) { - ifindex = ntohs(*(u_int16_t *)&sin6->sin6_addr.s6_addr[2]); + addr = (u_int16_t *)&sin6->sin6_addr.s6_addr[2]; + ifindex = ntohs(*addr); if (sin6->sin6_scope_id == 0 && ifindex != 0) { sin6->sin6_scope_id = ifindex; - *(u_int16_t *)&sin6->sin6_addr.s6_addr[2] = 0; + *addr = 0; } } }