diff options
Diffstat (limited to 'net/batman-adv/routing.c')
| -rw-r--r-- | net/batman-adv/routing.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c index 46278bfb8fd..7e8aa177eb1 100644 --- a/net/batman-adv/routing.c +++ b/net/batman-adv/routing.c @@ -12,9 +12,7 @@ * General Public License for more details. * * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA + * along with this program; if not, see <http://www.gnu.org/licenses/>. */ #include "main.h" @@ -1135,6 +1133,7 @@ int batadv_recv_bcast_packet(struct sk_buff *skb, int hdr_size = sizeof(*bcast_packet); int ret = NET_RX_DROP; int32_t seq_diff; + uint32_t seqno; /* drop packet if it has not necessary minimum size */ if (unlikely(!pskb_may_pull(skb, hdr_size))) @@ -1170,12 +1169,13 @@ int batadv_recv_bcast_packet(struct sk_buff *skb, spin_lock_bh(&orig_node->bcast_seqno_lock); + seqno = ntohl(bcast_packet->seqno); /* check whether the packet is a duplicate */ if (batadv_test_bit(orig_node->bcast_bits, orig_node->last_bcast_seqno, - ntohl(bcast_packet->seqno))) + seqno)) goto spin_unlock; - seq_diff = ntohl(bcast_packet->seqno) - orig_node->last_bcast_seqno; + seq_diff = seqno - orig_node->last_bcast_seqno; /* check whether the packet is old and the host just restarted. */ if (batadv_window_protected(bat_priv, seq_diff, @@ -1186,7 +1186,7 @@ int batadv_recv_bcast_packet(struct sk_buff *skb, * if required. */ if (batadv_bit_get_packet(bat_priv, orig_node->bcast_bits, seq_diff, 1)) - orig_node->last_bcast_seqno = ntohl(bcast_packet->seqno); + orig_node->last_bcast_seqno = seqno; spin_unlock_bh(&orig_node->bcast_seqno_lock); |