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-rw-r--r--net/packet/af_packet.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 1238949e66a..48b18dad676 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -982,10 +982,7 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg)
goto out_put;
size_max = po->tx_ring.frame_size
- - sizeof(struct skb_shared_info)
- - po->tp_hdrlen
- - LL_ALLOCATED_SPACE(dev)
- - sizeof(struct sockaddr_ll);
+ - (po->tp_hdrlen - sizeof(struct sockaddr_ll));
if (size_max > dev->mtu + reserve)
size_max = dev->mtu + reserve;