From a44e6f8d3828bafb4ce4dcf13877ebc12ede23db Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Fri, 31 Jul 2015 19:49:09 +0000 Subject: mac80211: fix data alignment of management frames / beacons Signed-off-by: Felix Fietkau git-svn-id: svn://svn.openwrt.org/openwrt/trunk@46532 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- ...0211-make-local-tx_headroom-a-multiple-of-4.patch | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 package/kernel/mac80211/patches/309-mac80211-make-local-tx_headroom-a-multiple-of-4.patch (limited to 'package/kernel') diff --git a/package/kernel/mac80211/patches/309-mac80211-make-local-tx_headroom-a-multiple-of-4.patch b/package/kernel/mac80211/patches/309-mac80211-make-local-tx_headroom-a-multiple-of-4.patch new file mode 100644 index 0000000000..e8e96173f4 --- /dev/null +++ b/package/kernel/mac80211/patches/309-mac80211-make-local-tx_headroom-a-multiple-of-4.patch @@ -0,0 +1,20 @@ +From: Felix Fietkau +Date: Thu, 30 Jul 2015 14:12:25 +0200 +Subject: [PATCH] mac80211: make local->tx_headroom a multiple of 4 + +This ensures that mac80211 generated management frames and beacons are +aligned before being passed to the driver + +Signed-off-by: Felix Fietkau +--- + +--- a/net/mac80211/main.c ++++ b/net/mac80211/main.c +@@ -1031,6 +1031,7 @@ int ieee80211_register_hw(struct ieee802 + */ + local->tx_headroom = max_t(unsigned int , local->hw.extra_tx_headroom, + IEEE80211_TX_STATUS_HEADROOM); ++ local->tx_headroom = ALIGN(local->tx_headroom, 4); + + debugfs_hw_add(local); + -- cgit v1.2.3