Fix size argument in memcmp to compare whole IPv6 address.
Fixes: b3beba1fb404 ("net/mlx5e: Allow policies with reqid 0, to support IKE policy holes")
Reviewed-by: Raed Salem <raeds@nvidia.com>
Reviewed-by: Emeel Hakim <ehakim@nvidia.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
 {
        static const __be32 zaddr6[4] = {};
 
-       return !memcmp(addr6, zaddr6, sizeof(*zaddr6));
+       return !memcmp(addr6, zaddr6, sizeof(zaddr6));
 }
 #else
 static inline void mlx5e_ipsec_init(struct mlx5e_priv *priv)