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| author | Dongli Zhang <dongli.zhang@oracle.com> | 2022-03-04 06:55:06 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-03-06 11:04:01 +0000 |
| commit | 45a15d89fbcd280571eba8e5ca309e14ba6afa8f (patch) | |
| tree | 47d54fb5f8139318bf3d8b3f4ee9d0ae833b395d /drivers/net/tun.c | |
| parent | 736f16de75f9bb32d76f652cb66f04d1bc685057 (diff) | |
| download | linux-45a15d89fbcd280571eba8e5ca309e14ba6afa8f.tar.gz linux-45a15d89fbcd280571eba8e5ca309e14ba6afa8f.tar.bz2 linux-45a15d89fbcd280571eba8e5ca309e14ba6afa8f.zip | |
net: tun: split run_ebpf_filter() and pskb_trim() into different "if statement"
No functional change.
Just to split the if statement into different conditions to use
kfree_skb_reason() to trace the reason later.
Cc: Joao Martins <joao.m.martins@oracle.com>
Cc: Joe Jin <joe.jin@oracle.com>
Signed-off-by: Dongli Zhang <dongli.zhang@oracle.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/tun.c')
| -rw-r--r-- | drivers/net/tun.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c index 2a0d8a5d7aec..6e06c846fe82 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -1086,7 +1086,10 @@ static netdev_tx_t tun_net_xmit(struct sk_buff *skb, struct net_device *dev) goto drop; len = run_ebpf_filter(tun, skb, len); - if (len == 0 || pskb_trim(skb, len)) + if (len == 0) + goto drop; + + if (pskb_trim(skb, len)) goto drop; if (unlikely(skb_orphan_frags_rx(skb, GFP_ATOMIC))) |