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netpoll: accept NULL np argument in netpoll_send_skb()

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netpoll_send_skb() callers seem to leak skb if
the np pointer is NULL. While this should not happen, we
can make the code more robust.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2020-05-07 09:32:21 -07:00
committed by David S. Miller
parent 1ddabdfaf7
commit f78ed2204d
7 changed files with 17 additions and 24 deletions
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5
include/linux/if_team.h
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@@ -102,10 +102,7 @@ static inline bool team_port_dev_txable(const struct net_device *port_dev)
static inline void team_netpoll_send_skb(struct team_port *port,
struct sk_buff *skb)
{
struct netpoll *np = port->np;
if (np)
netpoll_send_skb(np, skb);
netpoll_send_skb(port->np, skb);
}
#else
static inline void team_netpoll_send_skb(struct team_port *port,