X-Git-Url: http://git.agner.ch/gitweb/?p=linux-drm-fsl-dcu.git;a=blobdiff_plain;f=net%2Fbluetooth%2Fsco.c;h=ae4391440950cd14b1e9ef4c6b0fe7bc9259be40;hp=7714a2ec3854d032ed0038ebcc8aea5e39494de7;hb=574009c1a895aeeb85eaab29c235d75852b09eb8;hpb=d932cb7e630cae3b6b5307b767d296ff1a597c5e

diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 7714a2ec3854..ae4391440950 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -1,4 +1,4 @@
-/* 
+/*
    BlueZ - Bluetooth protocol stack for Linux
    Copyright (C) 2000-2001 Qualcomm Incorporated
 
@@ -12,13 +12,13 @@
    OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.
    IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) AND AUTHOR(S) BE LIABLE FOR ANY
-   CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES 
-   WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 
-   ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 
+   CLAIM, OR ANY SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES
+   WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+   ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
    OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-   ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS, 
-   COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS 
+   ALL LIABILITY, INCLUDING LIABILITY FOR INFRINGEMENT OF ANY PATENTS,
+   COPYRIGHTS, TRADEMARKS OR OTHER RIGHTS, RELATING TO USE OF THIS
    SOFTWARE IS DISCLAIMED.
 */
 
@@ -149,7 +149,7 @@ static int sco_conn_del(struct hci_conn *hcon, int err)
 	struct sco_conn *conn;
 	struct sock *sk;
 
-	if (!(conn = hcon->sco_data)) 
+	if (!(conn = hcon->sco_data))
 		return 0;
 
 	BT_DBG("hcon %p conn %p, err %d", hcon, conn, err);
@@ -404,7 +404,7 @@ static void sco_sock_init(struct sock *sk, struct sock *parent)
 {
 	BT_DBG("sk %p", sk);
 
-	if (parent) 
+	if (parent)
 		sk->sk_type = parent->sk_type;
 }
 
@@ -452,7 +452,8 @@ static int sco_sock_create(struct socket *sock, int protocol)
 
 	sock->ops = &sco_sock_ops;
 
-	if (!(sk = sco_sock_alloc(sock, protocol, GFP_KERNEL)))
+	sk = sco_sock_alloc(sock, protocol, GFP_ATOMIC);
+	if (!sk)
 		return -ENOMEM;
 
 	sco_sock_init(sk, NULL);
@@ -521,7 +522,7 @@ static int sco_sock_connect(struct socket *sock, struct sockaddr *addr, int alen
 	if ((err = sco_connect(sk)))
 		goto done;
 
-	err = bt_sock_wait_state(sk, BT_CONNECTED, 
+	err = bt_sock_wait_state(sk, BT_CONNECTED,
 			sock_sndtimeo(sk, flags & O_NONBLOCK));
 
 done:
@@ -626,7 +627,7 @@ static int sco_sock_getname(struct socket *sock, struct sockaddr *addr, int *len
 	return 0;
 }
 
-static int sco_sock_sendmsg(struct kiocb *iocb, struct socket *sock, 
+static int sco_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
 			    struct msghdr *msg, size_t len)
 {
 	struct sock *sk = sock->sk;
@@ -676,7 +677,7 @@ static int sco_sock_getsockopt(struct socket *sock, int level, int optname, char
 	struct sock *sk = sock->sk;
 	struct sco_options opts;
 	struct sco_conninfo cinfo;
-	int len, err = 0; 
+	int len, err = 0;
 
 	BT_DBG("sk %p", sk);
 
@@ -760,7 +761,7 @@ static void __sco_chan_add(struct sco_conn *conn, struct sock *sk, struct sock *
 		bt_accept_enqueue(parent, sk);
 }
 
-/* Delete channel. 
+/* Delete channel.
  * Must be called on the locked socket. */
 static void sco_chan_del(struct sock *sk, int err)
 {
@@ -770,7 +771,7 @@ static void sco_chan_del(struct sock *sk, int err)
 
 	BT_DBG("sk %p, conn %p, err %d", sk, conn, err);
 
-	if (conn) { 
+	if (conn) {
 		sco_conn_lock(conn);
 		conn->sk = NULL;
 		sco_pi(sk)->conn = NULL;
@@ -854,7 +855,7 @@ static int sco_connect_cfm(struct hci_conn *hcon, __u8 status)
 		conn = sco_conn_add(hcon, status);
 		if (conn)
 			sco_conn_ready(conn);
-	} else 
+	} else
 		sco_conn_del(hcon, bt_err(status));
 
 	return 0;
@@ -886,7 +887,7 @@ static int sco_recv_scodata(struct hci_conn *hcon, struct sk_buff *skb)
 	}
 
 drop:
-	kfree_skb(skb);	
+	kfree_skb(skb);
 	return 0;
 }
 
@@ -967,7 +968,8 @@ static int __init sco_init(void)
 		goto error;
 	}
 
-	class_create_file(bt_class, &class_attr_sco);
+	if (class_create_file(bt_class, &class_attr_sco) < 0)
+		BT_ERR("Failed to create SCO info file");
 
 	BT_INFO("SCO (Voice Link) ver %s", VERSION);
 	BT_INFO("SCO socket layer initialized");