From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1AE9D1EF0AE; Tue, 3 Dec 2024 15:24:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733239447; cv=none; b=tbpgYAzl0/rUouteutMvv0xqdp+52C8voF+AAveb5glXH/Cj+TAiFD4xLZGMWpcg8Vm9oocvI1tjcf74de5gvD+EZnGc6hbOzq5B7BP9T9BYrOBpOtbyNxtQFocKd3u/XhKNju20dZ6CxmKjj7j+w6vpvU+Sf0+7GQTYMXo1Dig= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733239447; c=relaxed/simple; bh=6No7yeTCh1M8kHTP8ND1PQPYn+ko0SkkCsoz3gP4ecM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ThLcBt2CwRoXlqCBXCCXgxPHpct1Giyx93sDpbAfJwQisZJ2gyUsURnUpRDDjKtg/D0hhIQtjugrO9eM5YtJQ4bfsRiAARWPmquTBWwiIQuVAKD25gWw442i/3E+Hxco9XdnU5VwY0tyHON2mXAekJ39cZwYBEB+rGJE9U1m/3c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=b+wkNCGv; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="b+wkNCGv" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 48192C4CECF; Tue, 3 Dec 2024 15:24:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1733239445; bh=6No7yeTCh1M8kHTP8ND1PQPYn+ko0SkkCsoz3gP4ecM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=b+wkNCGvY0QLBxzdgEY3YXPwoyri9rqBK1agf6n9W59c42DetNADRbXQLzF8XRnCE iW787WsbhTFZHL17TIaHzz4rtAEEhdYizbhXdfO9cIXPfe6yNkimu6n84t6Pi/Kjoz ENIqedU/iqvFwQ8yfvEo7TTYi8XBjkMR00+agtOA= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Julien Panis , Jiasheng Jiang , William Breathitt Gray , Sasha Levin Subject: [PATCH 6.11 609/817] counter: ti-ecap-capture: Add check for clk_enable() Date: Tue, 3 Dec 2024 15:43:01 +0100 Message-ID: <20241203144019.704313526@linuxfoundation.org> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20241203143955.605130076@linuxfoundation.org> References: <20241203143955.605130076@linuxfoundation.org> User-Agent: quilt/0.67 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.11-stable review patch. If anyone has any objections, please let me know. ------------------ From: Jiasheng Jiang [ Upstream commit 1437d9f1c56fce9c24e566508bce1d218dd5497a ] Add check for the return value of clk_enable() in order to catch the potential exception. Fixes: 4e2f42aa00b6 ("counter: ti-ecap-capture: capture driver support for ECAP") Reviewed-by: Julien Panis Signed-off-by: Jiasheng Jiang Link: https://lore.kernel.org/r/20241104194059.47924-1-jiashengjiangcool@gmail.com Signed-off-by: William Breathitt Gray Signed-off-by: Sasha Levin --- drivers/counter/ti-ecap-capture.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/counter/ti-ecap-capture.c b/drivers/counter/ti-ecap-capture.c index 675447315cafb..b119aeede693e 100644 --- a/drivers/counter/ti-ecap-capture.c +++ b/drivers/counter/ti-ecap-capture.c @@ -574,8 +574,13 @@ static int ecap_cnt_resume(struct device *dev) { struct counter_device *counter_dev = dev_get_drvdata(dev); struct ecap_cnt_dev *ecap_dev = counter_priv(counter_dev); + int ret; - clk_enable(ecap_dev->clk); + ret = clk_enable(ecap_dev->clk); + if (ret) { + dev_err(dev, "Cannot enable clock %d\n", ret); + return ret; + } ecap_cnt_capture_set_evmode(counter_dev, ecap_dev->pm_ctx.ev_mode); -- 2.43.0