linux-kernel - [patch 155/176] ieee80211: correct IEEE80211_ADDBA_PARAM_BUF_SIZE

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Date:	Tue, 15 Feb 2011 16:22:03 -0800
From:	Greg KH <gregkh@...e.de>
To:	linux-kernel@...r.kernel.org, stable@...nel.org
Cc:	stable-review@...nel.org, torvalds@...ux-foundation.org,
	akpm@...ux-foundation.org, alan@...rguk.ukuu.org.uk,
	Amitkumar Karwar <akarwar@...vell.com>,
	Bing Zhao <bzhao@...vell.com>,
	"John W. Linville" <linville@...driver.com>
Subject: [patch 155/176] ieee80211: correct IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK macro

2.6.36-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Amitkumar Karwar <akarwar@...vell.com>

commit 8d661f1e462d50bd83de87ee628aaf820ce3c66c upstream.

It is defined in include/linux/ieee80211.h. As per IEEE spec.
bit6 to bit15 in block ack parameter represents buffer size.
So the bitmask should be 0xFFC0.

Signed-off-by: Amitkumar Karwar <akarwar@...vell.com>
Signed-off-by: Bing Zhao <bzhao@...vell.com>
Reviewed-by: Johannes Berg <johannes@...solutions.net>
Signed-off-by: John W. Linville <linville@...driver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>

---
 include/linux/ieee80211.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -959,7 +959,7 @@ struct ieee80211_ht_info {
 /* block-ack parameters */
 #define IEEE80211_ADDBA_PARAM_POLICY_MASK 0x0002
 #define IEEE80211_ADDBA_PARAM_TID_MASK 0x003C
-#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFA0
+#define IEEE80211_ADDBA_PARAM_BUF_SIZE_MASK 0xFFC0
 #define IEEE80211_DELBA_PARAM_TID_MASK 0xF000
 #define IEEE80211_DELBA_PARAM_INITIATOR_MASK 0x0800
 


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