diff options
| author | Christian Lamparter <chunkeey@googlemail.com> | 2010-09-21 21:36:18 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-12-09 13:32:12 -0800 |
| commit | 8b65ed5ecbbbd538516e3689d57c72745cd9b9be (patch) | |
| tree | fb6946033d2714b4a31d7a777bac7f1820bd49c0 /include | |
| parent | 3dce958105c786ab6968b2bb1ac822d497946a34 (diff) | |
mac80211: clear txflags for ps-filtered frames
commit eb7d3066cf864342e8ae6a5c1126a1602c4d06c0 upstream.
This patch fixes stale mac80211_tx_control_flags for
filtered / retried frames.
Because ieee80211_handle_filtered_frame feeds skbs back
into the tx path, they have to be stripped of some tx
flags so they won't confuse the stack, driver or device.
Acked-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: Christian Lamparter <chunkeey@googlemail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'include')
| -rw-r--r-- | include/net/mac80211.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/include/net/mac80211.h b/include/net/mac80211.h index b0787a1dea9..05aaa878984 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -315,6 +315,9 @@ struct ieee80211_bss_conf { * @IEEE80211_TX_CTL_LDPC: tells the driver to use LDPC for this frame * @IEEE80211_TX_CTL_STBC: Enables Space-Time Block Coding (STBC) for this * frame and selects the maximum number of streams that it can use. + * + * Note: If you have to add new flags to the enumeration, then don't + * forget to update %IEEE80211_TX_TEMPORARY_FLAGS when necessary. */ enum mac80211_tx_control_flags { IEEE80211_TX_CTL_REQ_TX_STATUS = BIT(0), @@ -344,6 +347,19 @@ enum mac80211_tx_control_flags { #define IEEE80211_TX_CTL_STBC_SHIFT 23 +/* + * This definition is used as a mask to clear all temporary flags, which are + * set by the tx handlers for each transmission attempt by the mac80211 stack. + */ +#define IEEE80211_TX_TEMPORARY_FLAGS (IEEE80211_TX_CTL_NO_ACK | \ + IEEE80211_TX_CTL_CLEAR_PS_FILT | IEEE80211_TX_CTL_FIRST_FRAGMENT | \ + IEEE80211_TX_CTL_SEND_AFTER_DTIM | IEEE80211_TX_CTL_AMPDU | \ + IEEE80211_TX_STAT_TX_FILTERED | IEEE80211_TX_STAT_ACK | \ + IEEE80211_TX_STAT_AMPDU | IEEE80211_TX_STAT_AMPDU_NO_BACK | \ + IEEE80211_TX_CTL_RATE_CTRL_PROBE | IEEE80211_TX_CTL_PSPOLL_RESPONSE | \ + IEEE80211_TX_CTL_MORE_FRAMES | IEEE80211_TX_CTL_LDPC | \ + IEEE80211_TX_CTL_STBC) + /** * enum mac80211_rate_control_flags - per-rate flags set by the * Rate Control algorithm. |