1 // SPDX-License-Identifier: GPL-2.0-only 1 // SPDX-License-Identifier: GPL-2.0-only
2 /* 2 /*
3 * OCB mode implementation 3 * OCB mode implementation
4 * 4 *
5 * Copyright: (c) 2014 Czech Technical Univers 5 * Copyright: (c) 2014 Czech Technical University in Prague
6 * (c) 2014 Volkswagen Group Resear 6 * (c) 2014 Volkswagen Group Research
7 * Copyright (C) 2022-2023 Intel Corporation 7 * Copyright (C) 2022-2023 Intel Corporation
8 * Author: Rostislav Lisovy <rostislav.liso 8 * Author: Rostislav Lisovy <rostislav.lisovy@fel.cvut.cz>
9 * Funded by: Volkswagen Group Research 9 * Funded by: Volkswagen Group Research
10 */ 10 */
11 11
12 #include <linux/ieee80211.h> 12 #include <linux/ieee80211.h>
13 #include <net/cfg80211.h> 13 #include <net/cfg80211.h>
14 #include "nl80211.h" 14 #include "nl80211.h"
15 #include "core.h" 15 #include "core.h"
16 #include "rdev-ops.h" 16 #include "rdev-ops.h"
17 17
18 int cfg80211_join_ocb(struct cfg80211_register 18 int cfg80211_join_ocb(struct cfg80211_registered_device *rdev,
19 struct net_device *dev, 19 struct net_device *dev,
20 struct ocb_setup *setup) 20 struct ocb_setup *setup)
21 { 21 {
22 struct wireless_dev *wdev = dev->ieee8 22 struct wireless_dev *wdev = dev->ieee80211_ptr;
23 int err; 23 int err;
24 24
25 lockdep_assert_wiphy(wdev->wiphy); 25 lockdep_assert_wiphy(wdev->wiphy);
26 26
27 if (dev->ieee80211_ptr->iftype != NL80 27 if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_OCB)
28 return -EOPNOTSUPP; 28 return -EOPNOTSUPP;
29 29
30 if (!rdev->ops->join_ocb) 30 if (!rdev->ops->join_ocb)
31 return -EOPNOTSUPP; 31 return -EOPNOTSUPP;
32 32
33 if (WARN_ON(!setup->chandef.chan)) 33 if (WARN_ON(!setup->chandef.chan))
34 return -EINVAL; 34 return -EINVAL;
35 35
36 err = rdev_join_ocb(rdev, dev, setup); 36 err = rdev_join_ocb(rdev, dev, setup);
37 if (!err) 37 if (!err)
38 wdev->u.ocb.chandef = setup->c 38 wdev->u.ocb.chandef = setup->chandef;
39 39
40 return err; 40 return err;
41 } 41 }
42 42
43 int cfg80211_leave_ocb(struct cfg80211_registe 43 int cfg80211_leave_ocb(struct cfg80211_registered_device *rdev,
44 struct net_device *dev) 44 struct net_device *dev)
45 { 45 {
46 struct wireless_dev *wdev = dev->ieee8 46 struct wireless_dev *wdev = dev->ieee80211_ptr;
47 int err; 47 int err;
48 48
49 lockdep_assert_wiphy(wdev->wiphy); 49 lockdep_assert_wiphy(wdev->wiphy);
50 50
51 if (dev->ieee80211_ptr->iftype != NL80 51 if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_OCB)
52 return -EOPNOTSUPP; 52 return -EOPNOTSUPP;
53 53
54 if (!rdev->ops->leave_ocb) 54 if (!rdev->ops->leave_ocb)
55 return -EOPNOTSUPP; 55 return -EOPNOTSUPP;
56 56
57 if (!wdev->u.ocb.chandef.chan) 57 if (!wdev->u.ocb.chandef.chan)
58 return -ENOTCONN; 58 return -ENOTCONN;
59 59
60 err = rdev_leave_ocb(rdev, dev); 60 err = rdev_leave_ocb(rdev, dev);
61 if (!err) 61 if (!err)
62 memset(&wdev->u.ocb.chandef, 0 62 memset(&wdev->u.ocb.chandef, 0, sizeof(wdev->u.ocb.chandef));
63 63
64 return err; 64 return err;
65 } 65 }
66 66
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