Fix alignment of buffers in ra_process and dhcpv6_request

[odhcp6c.git] / src / ra.c

diff --git a/src/ra.c b/src/ra.c
index 2d442f6a8bfbab096a2654317bd08fa60f113118..dd5962a29e750dba87bd39c33664e8e531efc7d5 100644 (file)
--- a/src/ra.c
+++ b/src/ra.c
@@ -274,7 +274,8 @@ bool ra_process(void)
 {
        bool found = false;
        bool changed = false;
-       uint8_t buf[1500], cmsg_buf[128];
+       uint8_t buf[1500] __aligned(4);
+       uint8_t cmsg_buf[128] __aligned(__alignof__(struct cmsghdr));
        struct nd_router_advert *adv = (struct nd_router_advert*)buf;
        struct odhcp6c_entry *entry = alloca(sizeof(*entry) + 256);
        const struct in6_addr any = IN6ADDR_ANY_INIT;