From: Tom Zanussi <tzanussi@gmail.com>
Date: Tue, 17 Mar 2009 06:20:59 +0000 (-0500)
Subject: tracing: fix leak in event_format_read()
X-Git-Tag: v2.6.30-rc1~2^2~30
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c269fc8c537d761f36cb98e637ae934d9331a9d5;p=pandora-kernel.git

tracing: fix leak in event_format_read()

Impact: fix memory leak

If event_format_read() exits early due to nonzero ppos, the
previous kmalloc doesn't get freed - might as well do the
check before the kmalloc and avoid the problem.

Signed-off-by: Tom Zanussi <tzanussi@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: =?ISO-8859-1?Q?Fr=E9d=E9ric?= Weisbecker <fweisbec@gmail.com>
LKML-Reference: <1237270859.8033.141.camel@charm-linux>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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