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authorMarcel Holtmann <marcel@holtmann.org>2006-10-15 19:31:14 +0400
committerDavid S. Miller <davem@sunset.davemloft.net>2006-10-16 10:14:34 +0400
commit74da626a1098640ddc40c0e3481c0cd41e8ec1e9 (patch)
tree65e6f72f07c0cccbb37b3b079d93276b061d9ade /net/bluetooth/sco.c
parentcb19d9ea2ce2bcbe291d3d48e3501dc4f33ba627 (diff)
downloadlinux-74da626a1098640ddc40c0e3481c0cd41e8ec1e9.tar.xz
[Bluetooth] Add locking for bt_proto array manipulation
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>
Diffstat (limited to 'net/bluetooth/sco.c')
-rw-r--r--net/bluetooth/sco.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 14b0f6930637..5d13d4f31753 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -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);