Patch "wifi: mt76: mt7915: hold dev->mt76.mutex while disabling tx worker" has been added to the 6.10-stable tree

[Sasha Levin <sashal@xxxxxxxxxx>]

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

    wifi: mt76: mt7915: hold dev->mt76.mutex while disabling tx worker

to the 6.10-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-mt76-mt7915-hold-dev-mt76.mutex-while-disabling.patch
and it can be found in the queue-6.10 subdirectory.

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



commit d9e99ceffe723df4602667857ab801d64e258eb8
Author: Felix Fietkau <nbd@xxxxxxxx>
Date:   Tue Aug 27 11:30:04 2024 +0200

    wifi: mt76: mt7915: hold dev->mt76.mutex while disabling tx worker
    
    [ Upstream commit 8f7152f10cb434f954aeff85ca1be9cd4d01912b ]
    
    Prevent racing against other functions disabling the same worker
    
    Link: https://patch.msgid.link/20240827093011.18621-17-nbd@xxxxxxxx
    Signed-off-by: Felix Fietkau <nbd@xxxxxxxx>
    Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
index 8008ce3fa6c7e..387d47e9fcd38 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
@@ -1537,12 +1537,14 @@ void mt7915_mac_reset_work(struct work_struct *work)
 		set_bit(MT76_RESET, &phy2->mt76->state);
 		cancel_delayed_work_sync(&phy2->mt76->mac_work);
 	}
+
+	mutex_lock(&dev->mt76.mutex);
+
 	mt76_worker_disable(&dev->mt76.tx_worker);
 	mt76_for_each_q_rx(&dev->mt76, i)
 		napi_disable(&dev->mt76.napi[i]);
 	napi_disable(&dev->mt76.tx_napi);
 
-	mutex_lock(&dev->mt76.mutex);
 
 	if (mtk_wed_device_active(&dev->mt76.mmio.wed))
 		mtk_wed_device_stop(&dev->mt76.mmio.wed);