[PATCH 3/3] bnep: bnep_add_connection() should verify that it's dealing with l2cap socket

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From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>

same story as cmtp

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
---
 net/bluetooth/bnep/core.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c
index 85bcc21..ce82722d0 100644
--- a/net/bluetooth/bnep/core.c
+++ b/net/bluetooth/bnep/core.c
@@ -533,6 +533,9 @@ int bnep_add_connection(struct bnep_connadd_req *req, struct socket *sock)
 
 	BT_DBG("");
 
+	if (!l2cap_is_socket(sock))
+		return -EBADFD;
+
 	baswap((void *) dst, &l2cap_pi(sock->sk)->chan->dst);
 	baswap((void *) src, &l2cap_pi(sock->sk)->chan->src);
 
-- 
2.1.3

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