netdev - [PATCH net-2.6 5/6] caif: Bugfix

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Date:	Fri, 21 May 2010 14:16:11 +0200
From:	sjur.brandeland@...ricsson.com
To:	netdev@...r.kernel.org, davem@...emloft.net
Cc:	sjurbr@...il.com, linus.walleij@...ricsson.com,
	marcel@...tmann.org,
	Sjur Braendeland <sjur.brandeland@...ricsson.com>
Subject: [PATCH net-2.6 5/6] caif: Bugfix - missing spin_unlock

From: Sjur Braendeland <sjur.brandeland@...ricsson.com>

Splint found missing spin_unlock.
Corrected this an some other trivial split warnings.

Signed-off-by: Sjur Braendeland <sjur.brandeland@...ricsson.com>
---
 net/caif/caif_socket.c |   10 +++++-----
 net/caif/cfmuxl.c      |    3 ++-
 2 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/net/caif/caif_socket.c b/net/caif/caif_socket.c
index 732897d..691a571 100644
--- a/net/caif/caif_socket.c
+++ b/net/caif/caif_socket.c
@@ -60,7 +60,7 @@ struct debug_fs_counter {
 	atomic_t num_rx_flow_off;
 	atomic_t num_rx_flow_on;
 };
-struct debug_fs_counter cnt;
+static struct debug_fs_counter cnt;
 #define	dbfs_atomic_inc(v) atomic_inc(v)
 #define	dbfs_atomic_dec(v) atomic_dec(v)
 #else
@@ -128,13 +128,13 @@ static void caif_read_unlock(struct sock *sk)
 	mutex_unlock(&cf_sk->readlock);
 }
 
-int sk_rcvbuf_lowwater(struct caifsock *cf_sk)
+static int sk_rcvbuf_lowwater(struct caifsock *cf_sk)
 {
 	/* A quarter of full buffer is used a low water mark */
 	return cf_sk->sk.sk_rcvbuf / 4;
 }
 
-void caif_flow_ctrl(struct sock *sk, int mode)
+static void caif_flow_ctrl(struct sock *sk, int mode)
 {
 	struct caifsock *cf_sk;
 	cf_sk = container_of(sk, struct caifsock, sk);
@@ -146,7 +146,7 @@ void caif_flow_ctrl(struct sock *sk, int mode)
  * Copied from sock.c:sock_queue_rcv_skb(), but changed so packets are
  * not dropped, but CAIF is sending flow off instead.
  */
-int caif_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
+static int caif_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
 {
 	int err;
 	int skb_len;
@@ -1184,7 +1184,7 @@ static struct net_proto_family caif_family_ops = {
 	.owner = THIS_MODULE,
 };
 
-int af_caif_init(void)
+static int af_caif_init(void)
 {
 	int err = sock_register(&caif_family_ops);
 	if (!err)
diff --git a/net/caif/cfmuxl.c b/net/caif/cfmuxl.c
index 7372f27..80c8d33 100644
--- a/net/caif/cfmuxl.c
+++ b/net/caif/cfmuxl.c
@@ -174,10 +174,11 @@ struct cflayer *cfmuxl_remove_uplayer(struct cflayer *layr, u8 id)
 	spin_lock(&muxl->receive_lock);
 	up = get_up(muxl, id);
 	if (up == NULL)
-		return NULL;
+		goto out;
 	memset(muxl->up_cache, 0, sizeof(muxl->up_cache));
 	list_del(&up->node);
 	cfsrvl_put(up);
+out:
 	spin_unlock(&muxl->receive_lock);
 	return up;
 }
-- 
1.6.3.3

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