Convince fortify with assigning NULL to freed ptr
Convince fortify with assigning NULL to freed ptr

sushichop/CocoaLumberjack,sushichop/CocoaLumberjack,CocoaLumberjack/CocoaLumberjack,jum/CocoaLumberjack,sushichop/CocoaLumberjack,CocoaLumberjack/CocoaLumberjack,jum/CocoaLumberjack,jum/CocoaLumberjack,CocoaLumberjack/CocoaLumberjack,sushichop/CocoaLumberjack,jum/CocoaLumberjack,CocoaLumberjack/CocoaLumberjack