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author | John W. Linville <linville@tuxdriver.com> | 2012-08-24 12:25:30 -0400 |
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committer | John W. Linville <linville@tuxdriver.com> | 2012-08-24 12:25:30 -0400 |
commit | f20b6213f193f455a62ef9299ceca11f5531dff8 (patch) | |
tree | 737a14af45038252fc0e3863d62dde09432cd779 /net/wireless/util.c | |
parent | e6e94e392fddb8845bdd2e199f55ebf7d76cb58d (diff) | |
parent | a4881cc45a3fab4488e16c4934e149cfa620f1a9 (diff) | |
download | kernel_goldelico_gta04-f20b6213f193f455a62ef9299ceca11f5531dff8.zip kernel_goldelico_gta04-f20b6213f193f455a62ef9299ceca11f5531dff8.tar.gz kernel_goldelico_gta04-f20b6213f193f455a62ef9299ceca11f5531dff8.tar.bz2 |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next into for-davem
Diffstat (limited to 'net/wireless/util.c')
-rw-r--r-- | net/wireless/util.c | 36 |
1 files changed, 19 insertions, 17 deletions
diff --git a/net/wireless/util.c b/net/wireless/util.c index 994e2f0..ef35f4e 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -684,22 +684,10 @@ EXPORT_SYMBOL(cfg80211_classify8021d); const u8 *ieee80211_bss_get_ie(struct cfg80211_bss *bss, u8 ie) { - u8 *end, *pos; - - pos = bss->information_elements; - if (pos == NULL) + if (bss->information_elements == NULL) return NULL; - end = pos + bss->len_information_elements; - - while (pos + 1 < end) { - if (pos + 2 + pos[1] > end) - break; - if (pos[0] == ie) - return pos; - pos += 2 + pos[1]; - } - - return NULL; + return cfg80211_find_ie(ie, bss->information_elements, + bss->len_information_elements); } EXPORT_SYMBOL(ieee80211_bss_get_ie); @@ -812,6 +800,10 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev, if (otype == NL80211_IFTYPE_AP_VLAN) return -EOPNOTSUPP; + /* cannot change into P2P device type */ + if (ntype == NL80211_IFTYPE_P2P_DEVICE) + return -EOPNOTSUPP; + if (!rdev->ops->change_virtual_intf || !(rdev->wiphy.interface_modes & (1 << ntype))) return -EOPNOTSUPP; @@ -889,6 +881,9 @@ int cfg80211_change_iface(struct cfg80211_registered_device *rdev, case NUM_NL80211_IFTYPES: /* not happening */ break; + case NL80211_IFTYPE_P2P_DEVICE: + WARN_ON(1); + break; } } @@ -1053,8 +1048,15 @@ int cfg80211_can_use_iftype_chan(struct cfg80211_registered_device *rdev, list_for_each_entry(wdev_iter, &rdev->wdev_list, list) { if (wdev_iter == wdev) continue; - if (!netif_running(wdev_iter->netdev)) - continue; + if (wdev_iter->netdev) { + if (!netif_running(wdev_iter->netdev)) + continue; + } else if (wdev_iter->iftype == NL80211_IFTYPE_P2P_DEVICE) { + if (!wdev_iter->p2p_started) + continue; + } else { + WARN_ON(1); + } if (rdev->wiphy.software_iftypes & BIT(wdev_iter->iftype)) continue; |