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-rw-r--r--net/wireless/debugfs.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/wireless/debugfs.c b/net/wireless/debugfs.c
index 920cabe..90d0500 100644
--- a/net/wireless/debugfs.c
+++ b/net/wireless/debugfs.c
@@ -74,7 +74,7 @@ static ssize_t ht40allow_map_read(struct file *file,
if (!buf)
return -ENOMEM;
- mutex_lock(&cfg80211_mutex);
+ rtnl_lock();
for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
sband = wiphy->bands[band];
@@ -85,7 +85,7 @@ static ssize_t ht40allow_map_read(struct file *file,
buf, buf_size, offset);
}
- mutex_unlock(&cfg80211_mutex);
+ rtnl_unlock();
r = simple_read_from_buffer(user_buf, count, ppos, buf, offset);
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