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authorLarry Finger <Larry.Finger@lwfinger.net>2015-02-24 09:23:01 -0600
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-04-13 14:03:53 +0200
commit200f5a5c688f410b599805ff0f08c54aeffd3156 (patch)
tree754ced5b6b2a93b5660ede9a1845c3de80451840 /drivers
parent78dc9937928e17b285d66d5173aceff46fd69e0b (diff)
rtlwifi: Improve handling of IPv6 packets
commit c8f0345586694a33f828bc6b177fb21eb1702325 upstream. Routine rtl_is_special_data() is supposed to identify packets that need to use a low bit rate so that the probability of successful transmission is high. The current version has a bug that causes all IPv6 packets to be labelled as special, with a corresponding low rate of transmission. A complete fix will be quite intrusive, but until that is available, all IPv6 packets are identified as regular. This patch also removes a magic number. Reported-and-tested-by: Alan Fisher <acf@unixcube.org> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Cc: Alan Fisher <acf@unixcube.org> Signed-off-by: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/rtlwifi/base.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/wireless/rtlwifi/base.c b/drivers/net/wireless/rtlwifi/base.c
index 40b6d1d006d7..af2486965782 100644
--- a/drivers/net/wireless/rtlwifi/base.c
+++ b/drivers/net/wireless/rtlwifi/base.c
@@ -1314,8 +1314,11 @@ u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx)
}
return true;
- } else if (0x86DD == ether_type) {
- return true;
+ } else if (ETH_P_IPV6 == ether_type) {
+ /* TODO: Handle any IPv6 cases that need special handling.
+ * For now, always return false
+ */
+ goto end;
}
end: