ath9k_htc_firmware: fix the offset of CCMP header for mesh data frame

[open-ath9k-htc-firmware.git] / target_firmware / wlan / ieee80211_output.c

diff --git a/target_firmware/wlan/ieee80211_output.c b/target_firmware/wlan/ieee80211_output.c
index ce034edf35cf9d58255ec5a297e8f6fe98928c4b..3d687043405ece246a80fd14bfe8bccaef2a26ff 100755 (executable)
--- a/target_firmware/wlan/ieee80211_output.c
+++ b/target_firmware/wlan/ieee80211_output.c
@@ -67,10 +67,16 @@ ieee80211_tgt_crypto_encap(struct ieee80211_frame *wh,
        a_uint16_t tmp;
        a_uint16_t offset = IEEE80211_WLAN_HDR_LEN;
        a_uint8_t b1, b2;
+       struct ieee80211_qosframe_addr4 *wh_mesh;
 
        if (IEEE80211_QOS_HAS_SEQ(wh))
                offset += 4;  // pad for 4 byte alignment
 
+       /* set the offset to 32 if the mesh control field is present */
+       wh_mesh = (struct ieee80211_qosframe_addr4 *)wh;
+       if (wh_mesh->i_qos[1] == 0x01)
+               offset = 32;
+
        iv = (a_uint8_t *) wh;
        iv = iv + offset;