mac80211: don't check netdev state for debugfs read/write

Doing so will lead to an oops for a p2p-dev interface, since it has
no netdev.

Cc: stable@vger.kernel.org
Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 2 insertions, 4 deletions

diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index 40a648938985..e205ebabfa50 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -34,8 +34,7 @@ static ssize_t ieee80211_if_read(
         ssize_t ret = -EINVAL;
 
         read_lock(&dev_base_lock);
-        if (sdata->dev->reg_state == NETREG_REGISTERED)
-                ret = (*format)(sdata, buf, sizeof(buf));
+        ret = (*format)(sdata, buf, sizeof(buf));
         read_unlock(&dev_base_lock);
 
         if (ret >= 0)
@@ -62,8 +61,7 @@ static ssize_t ieee80211_if_write(
 
         ret = -ENODEV;
         rtnl_lock();
-        if (sdata->dev->reg_state == NETREG_REGISTERED)
-                ret = (*write)(sdata, buf, count);
+        ret = (*write)(sdata, buf, count);
         rtnl_unlock();
 
         return ret;