Bluetooth: Remove bogus inline declaration from l2cap_chan_connect

As reported by Dan Carpenter this function causes a Sparse warning and
shouldn't be declared inline:

include/net/bluetooth/l2cap.h:837:30 error: marked inline, but without a
definition"
Reported-by: NDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: NJohan Hedberg <johan.hedberg@intel.com>
Acked-by: NMarcel Holtmann <marcel@holtmann.org>

include/net/bluetooth/l2cap.h

@@ -834,7 +834,7 @@ int l2cap_add_scid(struct l2cap_chan *chan,  __u16 scid);
 struct l2cap_chan *l2cap_chan_create(struct sock *sk);
 void l2cap_chan_close(struct l2cap_chan *chan, int reason);
 void l2cap_chan_destroy(struct l2cap_chan *chan);
-inline int l2cap_chan_connect(struct l2cap_chan *chan, __le16 psm, u16 cid,
+int l2cap_chan_connect(struct l2cap_chan *chan, __le16 psm, u16 cid,
 								bdaddr_t *dst);
 int l2cap_chan_send(struct l2cap_chan *chan, struct msghdr *msg, size_t len,
 								u32 priority);

net/bluetooth/l2cap_core.c

@@ -1120,7 +1120,7 @@ static struct l2cap_chan *l2cap_global_chan_by_psm(int state, __le16 psm, bdaddr
 	return c1;
 }
 
-inline int l2cap_chan_connect(struct l2cap_chan *chan, __le16 psm, u16 cid, bdaddr_t *dst)
+int l2cap_chan_connect(struct l2cap_chan *chan, __le16 psm, u16 cid, bdaddr_t *dst)
 {
 	struct sock *sk = chan->sk;
 	bdaddr_t *src = &bt_sk(sk)->src;