xfrm: fix parsing address in xfrmnl_ae_parse()

Passing a size of (sizeof (ae_id->saddr)) is wrong for IPv4. The size depends
on the address family.

Fixes: 9171544 ('xfrm: add xfrm support')

lib/xfrm/ae.c

@@ -133,6 +133,7 @@
 #include "nl-priv-dynamic-core/object-api.h"
 #include "nl-priv-dynamic-core/nl-core.h"
 #include "nl-priv-dynamic-core/cache-api.h"
+#include "nl-aux-core/nl-core.h"
 
 /** @cond SKIP */
 
@@ -540,11 +541,11 @@ int xfrmnl_ae_parse(struct nlmsghdr *n, struct xfrmnl_ae **result)
 	if (err < 0)
 		goto errout;
 
-	ae->sa_id.daddr = nl_addr_build(ae_id->sa_id.family, &ae_id->sa_id.daddr, sizeof (ae_id->sa_id.daddr));
+	ae->sa_id.daddr = _nl_addr_build(ae_id->sa_id.family, &ae_id->sa_id.daddr);
 	ae->sa_id.family= ae_id->sa_id.family;
 	ae->sa_id.spi   = ntohl(ae_id->sa_id.spi);
 	ae->sa_id.proto = ae_id->sa_id.proto;
-	ae->saddr       = nl_addr_build(ae_id->sa_id.family, &ae_id->saddr, sizeof (ae_id->saddr));
+	ae->saddr       = _nl_addr_build(ae_id->sa_id.family, &ae_id->saddr);
 	ae->reqid       = ae_id->reqid;
 	ae->flags       = ae_id->flags;
 	ae->ce_mask |= (XFRM_AE_ATTR_DADDR | XFRM_AE_ATTR_FAMILY | XFRM_AE_ATTR_SPI |