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Fri, 02 Apr 2021 11:42:25 +0000 Received: from pps.filterd (userp3030.oracle.com [127.0.0.1]) by userp3030.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 132BdejO037091; Fri, 2 Apr 2021 11:42:24 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by userp3030.oracle.com with ESMTP id 37n2atyqwd-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 02 Apr 2021 11:42:24 +0000 Received: from abhmp0010.oracle.com (abhmp0010.oracle.com [141.146.116.16]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 132BgGWQ000859; Fri, 2 Apr 2021 11:42:20 GMT Received: from mwanda (/102.36.221.92) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Fri, 02 Apr 2021 04:42:16 -0700 Date: Fri, 2 Apr 2021 14:42:09 +0300 From: Dan Carpenter To: Jaroslav Kysela Subject: [PATCH 1/2] ALSA: control - fix a leak in snd_ctl_led_init() Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Mailer: git-send-email haha only kidding X-Proofpoint-IMR: 1 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=9941 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 phishscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 bulkscore=0 adultscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2103310000 definitions=main-2104020086 X-Proofpoint-GUID: cs-X96M9uQD64jsfNcc7ZHGwnWV4nsPk X-Proofpoint-ORIG-GUID: cs-X96M9uQD64jsfNcc7ZHGwnWV4nsPk X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=9941 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 impostorscore=0 adultscore=0 clxscore=1015 mlxlogscore=999 phishscore=0 bulkscore=0 priorityscore=1501 spamscore=0 malwarescore=0 mlxscore=0 lowpriorityscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2103310000 definitions=main-2104020086 Cc: alsa-devel@alsa-project.org, kernel-janitors@vger.kernel.org, Takashi Iwai X-BeenThere: alsa-devel@alsa-project.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: "Alsa-devel mailing list for ALSA developers - http://www.alsa-project.org" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: alsa-devel-bounces@alsa-project.org Sender: "Alsa-devel" This unwind loop needs to free snd_ctl_leds[0] as well. Fixes: cb17fe0045aa ("ALSA: control - add sysfs support to the LED trigger module") Signed-off-by: Dan Carpenter --- sound/core/control_led.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sound/core/control_led.c b/sound/core/control_led.c index d4fb8b873f34..202b475d0bf3 100644 --- a/sound/core/control_led.c +++ b/sound/core/control_led.c @@ -712,7 +712,7 @@ static struct snd_ctl_layer_ops snd_ctl_led_lops = { static int __init snd_ctl_led_init(void) { struct snd_ctl_led *led; - unsigned int group; + int group; device_initialize(&snd_ctl_led_dev); snd_ctl_led_dev.class = sound_class; @@ -730,7 +730,7 @@ static int __init snd_ctl_led_init(void) dev_set_name(&led->dev, led->name); if (device_add(&led->dev)) { put_device(&led->dev); - for (; group > 0; group--) { + for (; group >= 0; group--) { led = &snd_ctl_leds[group]; device_del(&led->dev); } -- 2.30.2