Patch "wifi: iwlwifi: mvm: set properly mac header" has been added to the 6.9-stable tree

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This is a note to let you know that I've just added the patch titled

    wifi: iwlwifi: mvm: set properly mac header

to the 6.9-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     wifi-iwlwifi-mvm-set-properly-mac-header.patch
and it can be found in the queue-6.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.



commit aebe367d44a11a5e40d8710ad0a0af86b660e8ec
Author: Mordechay Goodstein <mordechay.goodstein@xxxxxxxxx>
Date:   Fri May 10 17:06:35 2024 +0300

    wifi: iwlwifi: mvm: set properly mac header
    
    [ Upstream commit 0f2e9f6f21d1ff292363cdfb5bc4d492eeaff76e ]
    
    In the driver we only use skb_put* for adding data to the skb, hence data
    never moves and skb_reset_mac_haeder would set mac_header to the first
    time data was added and not to mac80211 header, fix this my using the
    actual len of bytes added for setting the mac header.
    
    Fixes: 3f7a9d577d47 ("wifi: iwlwifi: mvm: simplify by using SKB MAC header pointer")
    Signed-off-by: Mordechay Goodstein <mordechay.goodstein@xxxxxxxxx>
    Reviewed-by: Johannes Berg <johannes.berg@xxxxxxxxx>
    Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@xxxxxxxxx>
    Link: https://msgid.link/20240510170500.12f2de2909c3.I72a819b96f2fe55bde192a8fd31a4b96c301aa73@changeid
    Signed-off-by: Johannes Berg <johannes.berg@xxxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
index ce8d83c771a70..8ac5c045fcfcb 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
@@ -2456,8 +2456,11 @@ void iwl_mvm_rx_monitor_no_data(struct iwl_mvm *mvm, struct napi_struct *napi,
 	 *
 	 * We mark it as mac header, for upper layers to know where
 	 * all radio tap header ends.
+	 *
+	 * Since data doesn't move data while putting data on skb and that is
+	 * the only way we use, data + len is the next place that hdr would be put
 	 */
-	skb_reset_mac_header(skb);
+	skb_set_mac_header(skb, skb->len);
 
 	/*
 	 * Override the nss from the rx_vec since the rate_n_flags has




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