From: Sukesh Srikakula <sukeshs@xxxxxxxxxxxxxxxxxxxxxxxxx>
The last 16 bytes of the key sent by cfg80211 needs to be swapped before installing it to FW for TKIP encryption.
This is not done for the group key in current code, which is corrected with this fix.
Signed-off-by: Sukesh Srikakula <sukeshs@xxxxxxxxxxxx>
Signed-off-by: Sukesh Srikakula <sukeshs@xxxxxxxxxxxxxxxxxxxxxxxxx>
---
drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c b/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c
index b44daf9..c60fc7c 100644
--- a/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c
+++ b/drivers/staging/brcm80211/brcmfmac/wl_cfg80211.c
@@ -1616,6 +1616,7 @@ wl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *dev,
s32 val;
s32 wsec;
s32 err = 0;
+ u8 keybuf[8];
WL_DBG("key index (%d)\n", key_idx);
CHECK_SYS_UP();
@@ -1644,6 +1645,9 @@ wl_cfg80211_add_key(struct wiphy *wiphy, struct net_device *dev,
WL_DBG("WLAN_CIPHER_SUITE_WEP104\n");
break;
case WLAN_CIPHER_SUITE_TKIP:
+ memcpy(keybuf, &key.data[24], sizeof(keybuf));
+ memcpy(&key.data[24], &key.data[16], sizeof(keybuf));
+ memcpy(&key.data[16], keybuf, sizeof(keybuf));
key.algo = CRYPTO_ALGO_TKIP;
WL_DBG("WLAN_CIPHER_SUITE_TKIP\n");
break;
--
1.7.3.2
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