From patchwork Wed Jul 24 09:11:32 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Luis Henriques X-Patchwork-Id: 261357 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) by ozlabs.org (Postfix) with ESMTP id 0DD372C0079 for ; Wed, 24 Jul 2013 19:11:53 +1000 (EST) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1V1v6l-0000zD-HV; Wed, 24 Jul 2013 09:11:43 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1V1v6c-0000rW-CO for kernel-team@lists.ubuntu.com; Wed, 24 Jul 2013 09:11:34 +0000 Received: from bl16-85-105.dsl.telepac.pt ([188.81.85.105] helo=localhost) by youngberry.canonical.com with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1V1v6b-00073P-Mg; Wed, 24 Jul 2013 09:11:33 +0000 From: Luis Henriques To: "zhangwei(Jovi)" Subject: [ 3.5.y.z extended stable ] Patch "uprobes: Fix return value in error handling path" has been added to staging queue Date: Wed, 24 Jul 2013 10:11:32 +0100 Message-Id: <1374657092-10869-1-git-send-email-luis.henriques@canonical.com> X-Mailer: git-send-email 1.8.1.2 X-Extended-Stable: 3.5 Cc: Frederic Weisbecker , kernel-team@lists.ubuntu.com, srikar@linux.vnet.ibm.com, Steven Rostedt X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.14 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: kernel-team-bounces@lists.ubuntu.com This is a note to let you know that I have just added a patch titled uprobes: Fix return value in error handling path to the linux-3.5.y-queue branch of the 3.5.y.z extended stable tree which can be found at: http://kernel.ubuntu.com/git?p=ubuntu/linux.git;a=shortlog;h=refs/heads/linux-3.5.y-queue If you, or anyone else, feels it should not be added to this tree, please reply to this email. For more information about the 3.5.y.z tree, see https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable Thanks. -Luis ------ From 607057ef2a1f84d65b0ffc4a6fe76f3a2fd200fb Mon Sep 17 00:00:00 2001 From: "zhangwei(Jovi)" Date: Thu, 13 Jun 2013 14:21:51 +0800 Subject: [PATCH] uprobes: Fix return value in error handling path commit fa44063f9ef163c3a4c8d8c0465bb8a056b42035 upstream. When wrong argument is passed into uprobe_events it does not return an error: [root@jovi tracing]# echo 'p:myprobe /bin/bash' > uprobe_events [root@jovi tracing]# The proper response is: [root@jovi tracing]# echo 'p:myprobe /bin/bash' > uprobe_events -bash: echo: write error: Invalid argument Link: http://lkml.kernel.org/r/51B964FF.5000106@huawei.com Cc: Frederic Weisbecker Cc: Signed-off-by: zhangwei(Jovi) Signed-off-by: Steven Rostedt Signed-off-by: Luis Henriques --- kernel/trace/trace_uprobe.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) -- 1.8.1.2 diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c index 2b36ac6..5c83613 100644 --- a/kernel/trace/trace_uprobe.c +++ b/kernel/trace/trace_uprobe.c @@ -243,8 +243,10 @@ static int create_trace_uprobe(int argc, char **argv) return -EINVAL; } arg = strchr(argv[1], ':'); - if (!arg) + if (!arg) { + ret = -EINVAL; goto fail_address_parse; + } *arg++ = '\0'; filename = argv[1];