From: Namhyung Kim <namhyung.kim@lge.com>
Date: Mon, 23 Apr 2012 01:11:57 +0000 (+0900)
Subject: tracing: Check return value of tracing_dentry_percpu()
X-Git-Tag: v3.5-rc1~141^2~12
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0a3d7ce7e6caa8c39cb5184bd9047a01a40abc2a;p=pandora-kernel.git

tracing: Check return value of tracing_dentry_percpu()

If tracing_dentry_percpu() failed, tracing_init_debugfs_percpu()
will try to create each cpu directories on debugfs' root directory
as d_percpu is NULL.

Link: http://lkml.kernel.org/r/1335143517-2285-1-git-send-email-namhyung.kim@lge.com

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@redhat.com>
Signed-off-by: Namhyung Kim <namhyung.kim@lge.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
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