| Message ID | b314693b76b509e357110cf148aa3f83410b5d00.1544568618.git.lorenzo.bianconi@redhat.com (mailing list archive) |
|---|---|
| State | Accepted |
| Delegated to: | Kalle Valo |
| Headers | show |
| Series | add EDCCA support to mt76x{0,2}e drivers | expand |
diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_dfs.c b/drivers/net/wireless/mediatek/mt76/mt76x02_dfs.c index 054609c634a2..5bd523b091b6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_dfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_dfs.c @@ -881,12 +881,14 @@ mt76x02_dfs_set_domain(struct mt76x02_dev *dev, { struct mt76x02_dfs_pattern_detector *dfs_pd = &dev->dfs_pd; + mutex_lock(&dev->mt76.mutex); if (dfs_pd->region != region) { tasklet_disable(&dfs_pd->dfs_tasklet); dfs_pd->region = region; mt76x02_dfs_init_params(dev); tasklet_enable(&dfs_pd->dfs_tasklet); } + mutex_unlock(&dev->mt76.mutex); } void mt76x02_regd_notifier(struct wiphy *wiphy,
Grab mt76_dev mutex in mt76x02_dfs_set_domain since it runs concurrently with mt76x{0,2}_set_channel routines Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi@redhat.com> --- drivers/net/wireless/mediatek/mt76/mt76x02_dfs.c | 2 ++ 1 file changed, 2 insertions(+)