diff options
| author | Zhu Yi <chuyee@debian.sh.intel.com> | 2005-08-05 17:17:35 +0800 |
|---|---|---|
| committer | James Ketrenos <jketreno@linux.intel.com> | 2005-11-07 17:50:34 -0600 |
| commit | 87b016cb64b267a6f791494a4cfd84e84e022ebb (patch) | |
| tree | ed62edcd2685229da636be3e605a309e89759607 /drivers/net/wireless | |
| parent | 4f36f8088ada6c63719a970616078887f82e226c (diff) | |
Workaround kernel BUG_ON panic caused by unexpected duplicate packets.
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Diffstat (limited to 'drivers/net/wireless')
| -rw-r--r-- | drivers/net/wireless/ipw2200.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c index 6e79ae24ee1..483993a4ca4 100644 --- a/drivers/net/wireless/ipw2200.c +++ b/drivers/net/wireless/ipw2200.c @@ -7696,7 +7696,6 @@ static inline int is_network_packet(struct ipw_priv *priv, static inline int is_duplicate_packet(struct ipw_priv *priv, struct ieee80211_hdr_4addr *header) { - u16 fc = le16_to_cpu(header->frame_ctl); u16 sc = le16_to_cpu(header->seq_ctl); u16 seq = WLAN_GET_SEQ_SEQ(sc); u16 frag = WLAN_GET_SEQ_FRAG(sc); @@ -7760,7 +7759,10 @@ static inline int is_duplicate_packet(struct ipw_priv *priv, return 0; drop: - BUG_ON(!(fc & IEEE80211_FCTL_RETRY)); + /* Comment this line now since we observed the card receives + * duplicate packets but the FCTL_RETRY bit is not set in the + * IBSS mode with fragmentation enabled. + BUG_ON(!(le16_to_cpu(header->frame_ctl) & IEEE80211_FCTL_RETRY)); */ return 1; } |