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authorJonathan Lemon <jonathan.lemon@gmail.com>2021-01-06 14:18:40 -0800
committerJakub Kicinski <kuba@kernel.org>2021-01-07 16:08:37 -0800
commit9ee5e5ade033875191a2d2e470033e9cdde44a6a (patch)
tree83afacafdceb7f0d0c3b17c9e358cf7a11e32fe7 /drivers/net/tun.c
parent04c2d33eabdc76df730e1e356f6b2c656381d7d5 (diff)
tap/tun: add skb_zcopy_init() helper for initialization.
Replace direct assignments with skb_zcopy_init() for zerocopy cases where a new skb is initialized, without changing the reference counts. Signed-off-by: Jonathan Lemon <jonathan.lemon@gmail.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/tun.c')
-rw-r--r--drivers/net/tun.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index d8f1c3d34612..02a93cfdb6b1 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1814,8 +1814,7 @@ drop:
/* copy skb_ubuf_info for callback when skb has no error */
if (zerocopy) {
- skb_shinfo(skb)->destructor_arg = msg_control;
- skb_shinfo(skb)->flags |= SKBFL_ZEROCOPY_FRAG;
+ skb_zcopy_init(skb, msg_control);
} else if (msg_control) {
struct ubuf_info *uarg = msg_control;
uarg->callback(NULL, uarg, false);