commit 114e7b52dee69ce47dd55b8e520e0a48ba7cdae3
author Filipe Brandenburger <filbranden@google.com> Fri Feb 28 21:32:17 2014 -0800
committer Steven Rostedt <rostedt@goodmis.org> Fri Mar 07 10:06:11 2014 -0500
tree d7ac31acb21d9427f0bbf87cd9b17c41b8df370b
parent 5859fa1a146ef5bf79953767f4ceb546fe4214b3

tracing: Evaluate len expression only once in __dynamic_array macro

Use a temporary variable to store the expansion of the len expression.
If the evaluation is expensive, this commit will ensure it is evaluated
only once inside ftrace_get_offsets_<call>.

Link: http://lkml.kernel.org/r/1393651938-16418-3-git-send-email-filbranden@google.com

Signed-off-by: Filipe Brandenburger <filbranden@google.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>