net/packet: Remove unused macro BLOCK_PRIV

BLOCK_PRIV is never used after it was introduced.
So better to remove it.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wang Hai <wanghai38@huawei.com>
Acked-by: Willem de Bruijn <willemb@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 2b33e97..af6c93e 100644 (file)
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -177,7 +177,6 @@ static int packet_set_ring(struct sock *sk, union tpacket_req_u *req_u,
 #define BLOCK_LEN(x)           ((x)->hdr.bh1.blk_len)
 #define BLOCK_SNUM(x)          ((x)->hdr.bh1.seq_num)
 #define BLOCK_O2PRIV(x)        ((x)->offset_to_priv)
-#define BLOCK_PRIV(x)          ((void *)((char *)(x) + BLOCK_O2PRIV(x)))
 
 struct packet_sock;
 static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev,