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Commit 40456353 authored by Zhu Yi's avatar Zhu Yi Committed by David S. Miller
Browse files

net: add __must_check to sk_add_backlog 



Add the "__must_check" tag to sk_add_backlog() so that any failure to
check and drop packets will be warned about.

Signed-off-by: default avatarZhu Yi <yi.zhu@intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 10cc2b50

include/net/sock.h

+1 −1
Original line number Diff line number Diff line
@@ -604,7 +604,7 @@ static inline void __sk_add_backlog(struct sock *sk, struct sk_buff *skb) 
}



/* The per-socket spinlock must be held here. */

static inline int sk_add_backlog(struct sock *sk, struct sk_buff *skb)

static inline __must_check int sk_add_backlog(struct sock *sk, struct sk_buff *skb)

{

	if (sk->sk_backlog.len >= max(sk->sk_backlog.limit, sk->sk_rcvbuf << 1))

		return -ENOBUFS;