[PATCH] orinoco: Read only needed data in __orinoco_ev_txexc().

Signed-off-by: Pavel Roskin <proski@gnu.org>

Read only needed data in __orinoco_ev_txexc().

Don't read the 802.11 header beyond addr1.  The rest of the frame is not
used currently.
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>

1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/net/wireless/orinoco.c b/drivers/net/wireless/orinoco.c
index 1ae301c62281..78afbc7f08be 100644
--- a/drivers/net/wireless/orinoco.c
+++ b/drivers/net/wireless/orinoco.c
@@ -623,10 +623,10 @@ static void __orinoco_ev_txexc(struct net_device *dev, hermes_t *hw)
         if (fid == DUMMY_FID)
                 return; /* Nothing's really happened */
 
-        /* Read the frame header */
+        /* Read part of the frame header - we need status and addr1 */
         err = hermes_bap_pread(hw, IRQ_BAP, &hdr,
-                               sizeof(struct hermes_tx_descriptor) +
-                               sizeof(struct ieee80211_hdr_4addr),
+                               offsetof(struct hermes_tx_descriptor_802_11,
+                                        addr2),
                                fid, 0);
 
         hermes_write_regn(hw, TXCOMPLFID, DUMMY_FID);