diff options
Diffstat (limited to 'net/wireless/debugfs.c')
| -rw-r--r-- | net/wireless/debugfs.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/net/wireless/debugfs.c b/net/wireless/debugfs.c index 76b845f68ac8..0878b162890a 100644 --- a/net/wireless/debugfs.c +++ b/net/wireless/debugfs.c @@ -65,16 +65,15 @@ static ssize_t ht40allow_map_read(struct file *file, { struct wiphy *wiphy = file->private_data; char *buf; - unsigned int offset = 0, buf_size = PAGE_SIZE, i, r; + unsigned int offset = 0, buf_size = PAGE_SIZE, i; enum nl80211_band band; struct ieee80211_supported_band *sband; + ssize_t r; buf = kzalloc(buf_size, GFP_KERNEL); if (!buf) return -ENOMEM; - rtnl_lock(); - for (band = 0; band < NUM_NL80211_BANDS; band++) { sband = wiphy->bands[band]; if (!sband) @@ -84,8 +83,6 @@ static ssize_t ht40allow_map_read(struct file *file, buf, buf_size, offset); } - rtnl_unlock(); - r = simple_read_from_buffer(user_buf, count, ppos, buf, offset); kfree(buf); |