From: Yang Yingliang <yangyingliang@huawei.com>
To: <linux-kernel@vger.kernel.org>, <linux-media@vger.kernel.org>
Cc: <laurent.pinchart@ideasonboard.com>, <mchehab@kernel.org>
Subject: [PATCH -next] media: omap3isp: add missing unlock on error in isp_subdev_notifier_complete()
Date: Wed, 12 May 2021 17:23:01 +0800 [thread overview]
Message-ID: <20210512092301.4124736-1-yangyingliang@huawei.com> (raw)
Add the missing unlock before return from isp_subdev_notifier_complete()
in the error handling case.
Fixes: ba689d933361 ("media: omap3isp: Acquire graph mutex for graph traversal")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
drivers/media/platform/omap3isp/isp.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c
index 53025c8c7531..20f59c59ff8a 100644
--- a/drivers/media/platform/omap3isp/isp.c
+++ b/drivers/media/platform/omap3isp/isp.c
@@ -2037,8 +2037,10 @@ static int isp_subdev_notifier_complete(struct v4l2_async_notifier *async)
mutex_lock(&isp->media_dev.graph_mutex);
ret = media_entity_enum_init(&isp->crashed, &isp->media_dev);
- if (ret)
+ if (ret) {
+ mutex_unlock(&isp->media_dev.graph_mutex);
return ret;
+ }
list_for_each_entry(sd, &v4l2_dev->subdevs, list) {
if (sd->notifier != &isp->notifier)
--
2.25.1
next reply other threads:[~2021-05-12 9:20 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-12 9:23 Yang Yingliang [this message]
2021-06-23 23:06 ` [PATCH -next] media: omap3isp: add missing unlock on error in isp_subdev_notifier_complete() Sakari Ailus
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