diff options
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index b84756d..9852a4d 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -719,6 +719,22 @@ static bool iwl_mvm_reorder(struct iwl_mvm *mvm, return false; } + /* + * release immediately if there are no stored frames, and the sn is + * equal to the head. + * This can happen due to reorder timer, where NSSN is behind head_sn. + * When we released everything, and we got the next frame in the + * sequence, according to the NSSN we can't release immediately, + * while technically there is no hole and we can move forward. + */ + if (!buffer->num_stored && sn == buffer->head_sn) { + if (!amsdu || last_subframe) + buffer->head_sn = ieee80211_sn_inc(buffer->head_sn); + /* No need to update AMSDU last SN - we are moving the head */ + spin_unlock_bh(&buffer->lock); + return false; + } + index = sn % buffer->buf_size; /* |
