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authorMichael Buesch <mb@bu3sch.de>2008-06-05 16:55:10 +0200
committerJohn W. Linville <linville@tuxdriver.com>2008-06-09 15:50:20 -0400
commitd005b1d042a1d5dcd8d898f26d8d9bb03f865284 (patch)
treeea436324628e4b5c226f85b0bd38414d152c9b4c /drivers
parentmac80211: Fixing slow IBSS rejoin (diff)
downloadlinux-dev-d005b1d042a1d5dcd8d898f26d8d9bb03f865284.tar.xz
linux-dev-d005b1d042a1d5dcd8d898f26d8d9bb03f865284.zip
zd1211rw: Fix data padding for QoS
This patch fixes a data alignment issue in the zd1211rw driver. The IEEE80211_STYPE_QOS_DATA bit should be used as a bitwise test to test for the presence of the 2 byte QoS control field. Signed-off-by: Michael Buesch <mb@bu3sch.de> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/zd1211rw/zd_mac.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c
index 6424e5a2c83d..418606ac1c3b 100644
--- a/drivers/net/wireless/zd1211rw/zd_mac.c
+++ b/drivers/net/wireless/zd1211rw/zd_mac.c
@@ -719,7 +719,7 @@ int zd_mac_rx(struct ieee80211_hw *hw, const u8 *buffer, unsigned int length)
fc = le16_to_cpu(*((__le16 *) buffer));
is_qos = ((fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA) &&
- ((fc & IEEE80211_FCTL_STYPE) == IEEE80211_STYPE_QOS_DATA);
+ (fc & IEEE80211_STYPE_QOS_DATA);
is_4addr = (fc & (IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS)) ==
(IEEE80211_FCTL_TODS | IEEE80211_FCTL_FROMDS);
need_padding = is_qos ^ is_4addr;