[PATCH 3.13.y-ckt 08/60] mac80211: clear subdir_stations when removing debugfs

3.13.11-ckt26 -stable review patch. If anyone has any objections, please let me know. -- From: Tom Hughes commit 4479004e6409087d1b4986881dc98c6c15dffb28 upstream. If we don't do this, and we then fail to recreate the debugfs directory during a mode change, then we will fail

[PATCH 3.13.y-ckt 08/60] mac80211: clear subdir_stations when removing debugfs

3.13.11-ckt26 -stable review patch. If anyone has any objections, please let me know. -- From: Tom Hughes commit 4479004e6409087d1b4986881dc98c6c15dffb28 upstream. If we don't do this, and we then fail to recreate the debugfs directory during a mode change,