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Bluetooth: AMP: Use set_bit / test_bit for amp_mgr state

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Using bit operations solves problems with multiple requests
and clearing state.

Signed-off-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
This commit is contained in:
Andrei Emeltchenko
2012-12-07 14:59:08 +02:00
committed by Gustavo Padovan
parent cbf54ad104
commit cb6801c640
3 changed files with 6 additions and 6 deletions
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6
net/bluetooth/a2mp.c
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@@ -290,7 +290,7 @@ static int a2mp_getinfo_req(struct amp_mgr *mgr, struct sk_buff *skb,
goto done;
}
mgr->state = READ_LOC_AMP_INFO;
set_bit(READ_LOC_AMP_INFO, &mgr->state);
hci_send_cmd(hdev, HCI_OP_READ_LOCAL_AMP_INFO, 0, NULL);
done:
@@ -506,7 +506,7 @@ send_rsp:
a2mp_send(mgr, A2MP_CREATEPHYSLINK_RSP, hdr->ident,
sizeof(rsp), &rsp);
} else {
mgr->state = WRITE_REMOTE_AMP_ASSOC;
set_bit(WRITE_REMOTE_AMP_ASSOC, &mgr->state);
mgr->ident = hdr->ident;
}
@@ -848,7 +848,7 @@ struct amp_mgr *amp_mgr_lookup_by_state(u8 state)
mutex_lock(&amp_mgr_list_lock);
list_for_each_entry(mgr, &amp_mgr_list, list) {
if (mgr->state == state) {
if (test_and_clear_bit(state, &mgr->state)) {
amp_mgr_get(mgr);
mutex_unlock(&amp_mgr_list_lock);
return mgr;