From: Johannes Berg Date: Tue, 15 Sep 2015 12:36:09 +0000 (+0200) Subject: iwlwifi: dvm: fix D3 firmware PN programming X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=38bfcab84ac41098348ab3419ffdd31b4849639c;p=GitHub%2Fmt8127%2Fandroid_kernel_alcatel_ttab.git iwlwifi: dvm: fix D3 firmware PN programming commit 5bd166872d8f99f156fac191299d24f828bb2348 upstream. The code to send the RX PN data (for each TID) to the firmware has a devastating bug: it overwrites the data for TID 0 with all the TID data, leaving the remaining TIDs zeroed. This will allow replays to actually be accepted by the firmware, which could allow waking up the system. Signed-off-by: Johannes Berg Signed-off-by: Luca Coelho Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/net/wireless/iwlwifi/dvm/lib.c b/drivers/net/wireless/iwlwifi/dvm/lib.c index 54f553380aa8..54308dfde13d 100644 --- a/drivers/net/wireless/iwlwifi/dvm/lib.c +++ b/drivers/net/wireless/iwlwifi/dvm/lib.c @@ -1023,7 +1023,7 @@ static void iwlagn_wowlan_program_keys(struct ieee80211_hw *hw, u8 *pn = seq.ccmp.pn; ieee80211_get_key_rx_seq(key, i, &seq); - aes_sc->pn = cpu_to_le64( + aes_sc[i].pn = cpu_to_le64( (u64)pn[5] | ((u64)pn[4] << 8) | ((u64)pn[3] << 16) |