| Date | Tue, 30 Mar 2010 15:42:43 -0700 | From | Greg KH <> | Subject | [129/156] net: add __must_check to sk_add_backlog |
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2.6.33-stable review patch. If anyone has any objections, please let us know.
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From: Zhu Yi <yi.zhu@intel.com>
[ Upstream commit 4045635318538d3ddd2007720412fdc4b08f6a62 ]
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: Zhu Yi <yi.zhu@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
--- include/net/sock.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/include/net/sock.h +++ b/include/net/sock.h @@ -589,7 +589,7 @@ static inline void __sk_add_backlog(stru } /* 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;
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