From: Daniel Mack <zonque@gmail.com>
To: linux-kernel@vger.kernel.org
Cc: linus.walleij@linaro.org, patrice.chotard@st.com,
Daniel Mack <zonque@gmail.com>
Subject: [PATCH, for-next] pinctrl: fix mutex deadlock in get_pinctrl_dev_from_of_node()
Date: Fri, 26 Apr 2013 18:57:02 +0200 [thread overview]
Message-ID: <1366995422-7135-1-git-send-email-zonque@gmail.com> (raw)
This obvious bug was introduced by d755910b7 ("pinctrl: move subsystem
mutex to pinctrl_dev struct").
Signed-off-by: Daniel Mack <zonque@gmail.com>
---
This applies on today's linux-next.
drivers/pinctrl/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/pinctrl/core.c b/drivers/pinctrl/core.c
index 37cd774..78eae4d 100644
--- a/drivers/pinctrl/core.c
+++ b/drivers/pinctrl/core.c
@@ -129,7 +129,7 @@ struct pinctrl_dev *get_pinctrl_dev_from_of_node(struct device_node *np)
return pctldev;
}
- mutex_lock(&pinctrldev_list_mutex);
+ mutex_unlock(&pinctrldev_list_mutex);
return NULL;
}
--
1.8.1.4
next reply other threads:[~2013-04-26 17:03 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-04-26 16:57 Daniel Mack [this message]
2013-04-29 12:47 ` Linus Walleij
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