lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

[Bluetooth] Add locking for bt_proto array manipulation

Browse Source 
The bt_proto array needs to be protected by some kind of locking to
prevent a race condition between bt_sock_create and bt_sock_register.

And in addition all calls to sk_alloc need to be made GFP_ATOMIC now.

Signed-off-by: Masatake YAMATO <jet@gyve.org>
Signed-off-by: Frederik Deweerdt <frederik.deweerdt@gmail.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Marcel Holtmann
2006-10-15 17:31:14 +02:00
committed by David S. Miller
parent cb19d9ea2c
commit 74da626a10
8 changed files with 40 additions and 16 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
net/bluetooth/hci_sock.c
View File

@@ -618,7 +618,7 @@ 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;