#define fl4_ipsec_spi          uli.spi
 #define fl4_mh_type            uli.mht.type
 #define fl4_gre_key            uli.gre_key
-};
+} __attribute__((__aligned__(BITS_PER_LONG/8)));
 
 static inline void flowi4_init_output(struct flowi4 *fl4, int oif,
                                      __u32 mark, __u8 tos, __u8 scope,
 #define fl6_ipsec_spi          uli.spi
 #define fl6_mh_type            uli.mht.type
 #define fl6_gre_key            uli.gre_key
-};
+} __attribute__((__aligned__(BITS_PER_LONG/8)));
 
 struct flowidn {
        struct flowi_common     __fl_common;
        union flowi_uli         uli;
 #define fld_sport              uli.ports.sport
 #define fld_dport              uli.ports.dport
-};
+} __attribute__((__aligned__(BITS_PER_LONG/8)));
 
 struct flowi {
        union {