[patch 13/21] bcm43xx: Fix for oops on ampdu status

[Greg KH <greg@kroah.com>]

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

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From: Michael Buesch <mb@bu3sch.de>

If bcm43xx were to process an afterburner (ampdu) status response, Linux would oops. The
ampdu and intermediate status bits are properly named.

Signed-off-by: Michael Buesch <mb@bu3sch.de>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
 drivers/net/wireless/bcm43xx/bcm43xx_main.c |    8 +++-----
 drivers/net/wireless/bcm43xx/bcm43xx_xmit.h |   10 ++--------
 2 files changed, 5 insertions(+), 13 deletions(-)

--- linux-2.6.19.4.orig/drivers/net/wireless/bcm43xx/bcm43xx_main.c
+++ linux-2.6.19.4/drivers/net/wireless/bcm43xx/bcm43xx_main.c
@@ -1449,12 +1449,10 @@ static void handle_irq_transmit_status(s
 
 		bcm43xx_debugfs_log_txstat(bcm, &stat);
 
-		if (stat.flags & BCM43xx_TXSTAT_FLAG_IGNORE)
+		if (stat.flags & BCM43xx_TXSTAT_FLAG_AMPDU)
+			continue;
+		if (stat.flags & BCM43xx_TXSTAT_FLAG_INTER)
 			continue;
-		if (!(stat.flags & BCM43xx_TXSTAT_FLAG_ACK)) {
-			//TODO: packet was not acked (was lost)
-		}
-		//TODO: There are more (unknown) flags to test. see bcm43xx_main.h
 
 		if (bcm43xx_using_pio(bcm))
 			bcm43xx_pio_handle_xmitstatus(bcm, &stat);
--- linux-2.6.19.4.orig/drivers/net/wireless/bcm43xx/bcm43xx_xmit.h
+++ linux-2.6.19.4/drivers/net/wireless/bcm43xx/bcm43xx_xmit.h
@@ -137,14 +137,8 @@ struct bcm43xx_xmitstatus {
 	u16 unknown; //FIXME
 };
 
-#define BCM43xx_TXSTAT_FLAG_ACK		0x01
-//TODO #define BCM43xx_TXSTAT_FLAG_???	0x02
-//TODO #define BCM43xx_TXSTAT_FLAG_???	0x04
-//TODO #define BCM43xx_TXSTAT_FLAG_???	0x08
-//TODO #define BCM43xx_TXSTAT_FLAG_???	0x10
-#define BCM43xx_TXSTAT_FLAG_IGNORE	0x20
-//TODO #define BCM43xx_TXSTAT_FLAG_???	0x40
-//TODO #define BCM43xx_TXSTAT_FLAG_???	0x80
+#define BCM43xx_TXSTAT_FLAG_AMPDU	0x10
+#define BCM43xx_TXSTAT_FLAG_INTER	0x20
 
 u8 bcm43xx_plcp_get_ratecode_cck(const u8 bitrate);
 u8 bcm43xx_plcp_get_ratecode_ofdm(const u8 bitrate);

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