From: Daniel C. Halperin <daniel.c.halperin@xxxxxxxxx>
The driver does not properly convert rate_n_flags to PLCP index for mimo3
packets. This makes mac80211 drop the packets
Signed-off-by: Daniel C. Halperin <daniel.c.halperin@xxxxxxxxx>
Reviewed-by: Tomas Winkler <tomas.winkler@xxxxxxxxx>
Signed-off-by: Reinette Chatre <reinette.chatre@xxxxxxxxx>
---
drivers/net/wireless/iwlwifi/iwl-core.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index 20c7ff3..a3f97a0 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -120,7 +120,9 @@ int iwl_hwrate_to_plcp_idx(u32 rate_n_flags)
if (rate_n_flags & RATE_MCS_HT_MSK) {
idx = (rate_n_flags & 0xff);
- if (idx >= IWL_RATE_MIMO2_6M_PLCP)
+ if (idx >= IWL_RATE_MIMO3_6M_PLCP)
+ idx = idx - IWL_RATE_MIMO3_6M_PLCP;
+ else if (idx >= IWL_RATE_MIMO2_6M_PLCP)
idx = idx - IWL_RATE_MIMO2_6M_PLCP;
idx += IWL_FIRST_OFDM_RATE;
--
1.5.4.3
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