From: Zheng Yongjun <zhengyongjun3@huawei.com>
To: <linux-usb@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Cc: Zheng Yongjun <zhengyongjun3@huawei.com>
Subject: [PATCH -next] usb: host: use DEFINE_MUTEX (and mutex_init() had been too late)
Date: Wed, 23 Dec 2020 22:11:09 +0800 [thread overview]
Message-ID: <20201223141109.32290-1-zhengyongjun3@huawei.com> (raw)
Signed-off-by: Zheng Yongjun <zhengyongjun3@huawei.com>
---
drivers/usb/host/u132-hcd.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c
index 995bc52d2d22..fb692719a03a 100644
--- a/drivers/usb/host/u132-hcd.c
+++ b/drivers/usb/host/u132-hcd.c
@@ -78,7 +78,7 @@ static DECLARE_WAIT_QUEUE_HEAD(u132_hcd_wait);
* u132_module_lock exists to protect access to global variables
*
*/
-static struct mutex u132_module_lock;
+static DEFINE_MUTEX(u132_module_lock);
static int u132_exiting;
static int u132_instances;
/*
@@ -3190,7 +3190,6 @@ static int __init u132_hcd_init(void)
int retval;
u132_instances = 0;
u132_exiting = 0;
- mutex_init(&u132_module_lock);
if (usb_disabled())
return -ENODEV;
printk(KERN_INFO "driver %s\n", hcd_name);
--
2.22.0
next reply other threads:[~2020-12-23 14:11 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-23 14:11 Zheng Yongjun [this message]
2020-12-23 14:18 ` [PATCH -next] usb: host: use DEFINE_MUTEX (and mutex_init() had been too late) Greg KH
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20201223141109.32290-1-zhengyongjun3@huawei.com \
--to=zhengyongjun3@huawei.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-usb@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.