X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=net%2Fbluetooth%2Fhci_sock.c;h=711a085eca5b3436bc13e528a7b03904f74beba2;hb=c1cb0b77f905a2f5f297e91fafbe766acc143891;hp=bdb6458c6bd53e049a37041ec46dcdd46a08e545;hpb=0825788ff27c7145e9d558cb2a26f3837d1f9be5;p=powerpc.git

diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index bdb6458c6b..711a085eca 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -24,7 +24,6 @@
 
 /* Bluetooth HCI sockets. */
 
-#include <linux/config.h>
 #include <linux/module.h>
 
 #include <linux/types.h>
@@ -121,10 +120,13 @@ void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb)
 			if (!hci_test_bit(evt, &flt->event_mask))
 				continue;
 
-			if (flt->opcode && ((evt == HCI_EV_CMD_COMPLETE && 
-					flt->opcode != *(__u16 *)(skb->data + 3)) ||
-					(evt == HCI_EV_CMD_STATUS && 
-					flt->opcode != *(__u16 *)(skb->data + 4))))
+			if (flt->opcode &&
+			    ((evt == HCI_EV_CMD_COMPLETE &&
+			      flt->opcode !=
+			      get_unaligned((__u16 *)(skb->data + 3))) ||
+			     (evt == HCI_EV_CMD_STATUS &&
+			      flt->opcode !=
+			      get_unaligned((__u16 *)(skb->data + 4)))))
 				continue;
 		}
 
@@ -143,13 +145,15 @@ void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb)
 static int hci_sock_release(struct socket *sock)
 {
 	struct sock *sk = sock->sk;
-	struct hci_dev *hdev = hci_pi(sk)->hdev;
+	struct hci_dev *hdev;
 
 	BT_DBG("sock %p sk %p", sock, sk);
 
 	if (!sk)
 		return 0;
 
+	hdev = hci_pi(sk)->hdev;
+
 	bt_sock_unlink(&hci_sk_list, sk);
 
 	if (hdev) {
@@ -311,14 +315,18 @@ static int hci_sock_getname(struct socket *sock, struct sockaddr *addr, int *add
 {
 	struct sockaddr_hci *haddr = (struct sockaddr_hci *) addr;
 	struct sock *sk = sock->sk;
+	struct hci_dev *hdev = hci_pi(sk)->hdev;
 
 	BT_DBG("sock %p sk %p", sock, sk);
 
+	if (!hdev)
+		return -EBADFD;
+
 	lock_sock(sk);
 
 	*addr_len = sizeof(*haddr);
 	haddr->hci_family = AF_BLUETOOTH;
-	haddr->hci_dev    = hci_pi(sk)->hdev->id;
+	haddr->hci_dev    = hdev->id;
 
 	release_sock(sk);
 	return 0;
@@ -613,7 +621,7 @@ static int hci_sock_create(struct socket *sock, int protocol)
 
 	sock->ops = &hci_sock_ops;
 
-	sk = sk_alloc(PF_BLUETOOTH, GFP_KERNEL, &hci_sk_proto, 1);
+	sk = sk_alloc(PF_BLUETOOTH, GFP_ATOMIC, &hci_sk_proto, 1);
 	if (!sk)
 		return -ENOMEM;