From 3383b5a69de59eeef2501834c6e0960b7e2bff28 Mon Sep 17 00:00:00 2001 From: Johannes Berg Date: Thu, 10 May 2012 20:14:43 +0200 Subject: [PATCH] nl80211: prevent additions to old station flags API We don't really want/need to maintain the old station flags API any more, so refuse changes to new (not yet defined) flags from the old flags API. Signed-off-by: Johannes Berg Signed-off-by: John W. Linville --- include/linux/nl80211.h | 2 ++ net/wireless/nl80211.c | 10 ++++++++-- 2 files changed, 10 insertions(+), 2 deletions(-) diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h index f296a64d103b..a6959f72745e 100644 --- a/include/linux/nl80211.h +++ b/include/linux/nl80211.h @@ -1594,6 +1594,8 @@ enum nl80211_sta_flags { NL80211_STA_FLAG_MAX = __NL80211_STA_FLAG_AFTER_LAST - 1 }; +#define NL80211_STA_FLAG_MAX_OLD_API NL80211_STA_FLAG_TDLS_PEER + /** * struct nl80211_sta_flag_update - station flags mask/set * @mask: mask of station flags to set diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index b67b1114e25a..f1b0774d098b 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -2410,10 +2410,16 @@ static int parse_station_flags(struct genl_info *info, return -EINVAL; } - for (flag = 1; flag <= NL80211_STA_FLAG_MAX; flag++) - if (flags[flag]) + for (flag = 1; flag <= NL80211_STA_FLAG_MAX; flag++) { + if (flags[flag]) { params->sta_flags_set |= (1< NL80211_STA_FLAG_MAX_OLD_API) + return -EINVAL; + } + } + return 0; } -- 2.30.2