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-rw-r--r--drivers/net/tun.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index b1cbfbcff78..bfa9bb48e42 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -2159,6 +2159,8 @@ static int tun_chr_open(struct inode *inode, struct file * file)
set_bit(SOCK_EXTERNALLY_ALLOCATED, &tfile->socket.flags);
INIT_LIST_HEAD(&tfile->next);
+ sock_set_flag(&tfile->sk, SOCK_ZEROCOPY);
+
return 0;
}