diff options
author | Shanyu Zhao <shanyu.zhao@intel.com> | 2010-02-11 13:42:22 -0500 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2010-02-12 14:35:05 -0500 |
commit | fafaf31bf9f965d91462ee115e27ef6c262b74ea (patch) | |
tree | 507139995c25944eb9297f67289c4a42581e6bcf /drivers | |
parent | 174b24963eaf96dc5e093502ee09639aed13eb2f (diff) |
iwlwifi: fix AMSDU Rx after paged Rx patch
Previous patch "use paged Rx" broke AMSDU Rx functionality. If an AP
sends out A-MSDU packets the station will crash. Fix it by linearizing
skbuff for AMSDU packet before handing it to mac80211 since mac80211
doesn't support paged skbuff.
This fixes http://bugzilla.intellinuxwireless.org/show_bug.cgi?id=2155
Reported-by: Norbert Preining <preining@logic.at>
Signed-off-by: Shanyu Zhao <shanyu.zhao@intel.com>
Acked-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-rx.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c index 6f36b6e79f5e..2dbce85404aa 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-rx.c | |||
@@ -928,7 +928,10 @@ static void iwl_pass_packet_to_mac80211(struct iwl_priv *priv, | |||
928 | if (ieee80211_is_mgmt(fc) || | 928 | if (ieee80211_is_mgmt(fc) || |
929 | ieee80211_has_protected(fc) || | 929 | ieee80211_has_protected(fc) || |
930 | ieee80211_has_morefrags(fc) || | 930 | ieee80211_has_morefrags(fc) || |
931 | le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG) | 931 | le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_FRAG || |
932 | (ieee80211_is_data_qos(fc) && | ||
933 | *ieee80211_get_qos_ctl(hdr) & | ||
934 | IEEE80211_QOS_CONTROL_A_MSDU_PRESENT)) | ||
932 | ret = skb_linearize(skb); | 935 | ret = skb_linearize(skb); |
933 | else | 936 | else |
934 | ret = __pskb_pull_tail(skb, min_t(u16, IWL_LINK_HDR_MAX, len)) ? | 937 | ret = __pskb_pull_tail(skb, min_t(u16, IWL_LINK_HDR_MAX, len)) ? |