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authorEric Paris <eparis@redhat.com>2009-11-05 23:45:52 -0500
committerDavid S. Miller <davem@davemloft.net>2009-11-06 01:18:18 -0500
commitc84b3268da3b85c9d8a9e504e1001a14ed829e94 (patch)
tree795b4997f5610cf2e56a57ee5b1e4c2d4ca10188 /net/bluetooth
parent3f378b684453f2a028eda463ce383370545d9cc9 (diff)
net: check kern before calling security subsystem
Before calling capable(CAP_NET_RAW) check if this operations is on behalf of the kernel or on behalf of userspace. Do not do the security check if it is on behalf of the kernel. Signed-off-by: Eric Paris <eparis@redhat.com> Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/l2cap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 365ae161d702..ff0233df6246 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -832,7 +832,7 @@ static int l2cap_sock_create(struct net *net, struct socket *sock, int protocol,
832 sock->type != SOCK_DGRAM && sock->type != SOCK_RAW) 832 sock->type != SOCK_DGRAM && sock->type != SOCK_RAW)
833 return -ESOCKTNOSUPPORT; 833 return -ESOCKTNOSUPPORT;
834 834
835 if (sock->type == SOCK_RAW && !capable(CAP_NET_RAW)) 835 if (sock->type == SOCK_RAW && !kern && !capable(CAP_NET_RAW))
836 return -EPERM; 836 return -EPERM;
837 837
838 sock->ops = &l2cap_sock_ops; 838 sock->ops = &l2cap_sock_ops;