staging: batman: remove all rcu head initializations
staging: batman: remove all rcu head initializations

Remove all rcu head inits. We don't care about the RCU head state before
passing it to call_rcu() anyway. Only leave the "on_stack" variants so
debugobjects can keep track of objects on stack.

Signed-off-by: Mathieu Desnoyers <007bef6a47fb57dff675bfa1b0b798b4bdfbfc25@efficios.com>
Signed-off-by: Paul E. McKenney <1e0ce936bb9b355d257bf5790d2513c3f28be22b@linux.vnet.ibm.com>
Cc: Andrew Lunn <02e0a999c50b1f88df7a8f5a04e1b76b35ea6a88@lunn.ch>
Cc: Simon Wunderlich <ee8cb2fe367357431f9fb32cc761adf92c257cce@hrz.tu-chemnitz.de>
Cc: Marek Lindner <104240d543ffdbcddd3f116d866dc6166bffcd7a@yahoo.de>
Cc: Sven Eckelmann <2ac7036d3528aff465f5d4b31a65c571c86fd591@gmx.de>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@suse.de>

TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs