* [PATCH] net: add __must_check to sk_add_backlog
@ 2010-03-08 2:21 Zhu Yi
2010-03-08 18:46 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Zhu Yi @ 2010-03-08 2:21 UTC (permalink / raw)
To: davem; +Cc: netdev, Zhu Yi
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>
---
include/net/sock.h | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/include/net/sock.h b/include/net/sock.h
index 170353d..092b055 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -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;
--
1.6.3.3
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