From patchwork Mon Nov 26 16:58:20 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Herton Ronaldo Krzesinski X-Patchwork-Id: 201942 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from chlorine.canonical.com (chlorine.canonical.com [91.189.94.204]) by ozlabs.org (Postfix) with ESMTP id CD7F02C0095 for ; Tue, 27 Nov 2012 04:15:35 +1100 (EST) Received: from localhost ([127.0.0.1] helo=chlorine.canonical.com) by chlorine.canonical.com with esmtp (Exim 4.71) (envelope-from ) id 1Td2HI-0005Yc-Fq; Mon, 26 Nov 2012 17:15:28 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by chlorine.canonical.com with esmtp (Exim 4.71) (envelope-from ) id 1Td2Ev-0003uH-7j for kernel-team@lists.ubuntu.com; Mon, 26 Nov 2012 17:13:01 +0000 Received: from 189.58.19.107.dynamic.adsl.gvt.net.br ([189.58.19.107] helo=canonical.com) by youngberry.canonical.com with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1Td2Es-0006yX-8b; Mon, 26 Nov 2012 17:12:58 +0000 From: Herton Ronaldo Krzesinski To: linux-kernel@vger.kernel.org, stable@vger.kernel.org, kernel-team@lists.ubuntu.com Subject: [PATCH 210/270] pinctrl: fix missing unlock on error in pinctrl_groups_show() Date: Mon, 26 Nov 2012 14:58:20 -0200 Message-Id: <1353949160-26803-211-git-send-email-herton.krzesinski@canonical.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1353949160-26803-1-git-send-email-herton.krzesinski@canonical.com> References: <1353949160-26803-1-git-send-email-herton.krzesinski@canonical.com> Cc: Wei Yongjun , Linus Walleij X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.13 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: kernel-team-bounces@lists.ubuntu.com Errors-To: kernel-team-bounces@lists.ubuntu.com 3.5.7u1 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Wei Yongjun commit b4dd784ba8af03bf1f9ee5118c792d7abd4919bd upstream. Add the missing unlock on the error handle path in function pinctrl_groups_show(). Signed-off-by: Wei Yongjun Signed-off-by: Linus Walleij Signed-off-by: Herton Ronaldo Krzesinski --- drivers/pinctrl/core.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c index 0cc053a..5e59c45 100644 --- a/drivers/pinctrl/core.c +++ b/drivers/pinctrl/core.c @@ -1069,8 +1069,10 @@ static int pinctrl_groups_show(struct seq_file *s, void *what) seq_printf(s, "group: %s\n", gname); for (i = 0; i < num_pins; i++) { pname = pin_get_name(pctldev, pins[i]); - if (WARN_ON(!pname)) + if (WARN_ON(!pname)) { + mutex_unlock(&pinctrl_mutex); return -EINVAL; + } seq_printf(s, "pin %d (%s)\n", pins[i], pname); } seq_puts(s, "\n");