From: swarren@wwwdotorg.org (Stephen Warren)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 1/4] dt: add of_get_child_count helper function
Date: Thu, 26 Apr 2012 10:24:11 -0600 [thread overview]
Message-ID: <4F9976AB.1020502@wwwdotorg.org> (raw)
In-Reply-To: <1335451227-27709-1-git-send-email-b29396@freescale.com>
On 04/26/2012 08:40 AM, Dong Aisheng wrote:
> From: Dong Aisheng <dong.aisheng@linaro.org>
>
> Currently most code to get child count in kernel are almost same,
> add a helper to implement this function for dt to use.
> diff --git a/include/linux/of.h b/include/linux/of.h
> +static inline int of_get_child_count(const struct device_node *np)
> +{
> + struct device_node *child = NULL;
You don't actually need to initialize child here. It doesn't really
matter here, but in a more complex function, it might hide a
used-before-initialized error.
next prev parent reply other threads:[~2012-04-26 16:24 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-26 14:40 [PATCH v4 1/4] dt: add of_get_child_count helper function Dong Aisheng
2012-04-26 14:40 ` [PATCH v3 2/4] pinctrl: pinctrl-imx: add imx pinctrl core driver Dong Aisheng
2012-04-26 14:44 ` Jean-Christophe PLAGNIOL-VILLARD
2012-04-26 15:15 ` Jean-Christophe PLAGNIOL-VILLARD
2012-04-27 5:48 ` Shawn Guo
2012-04-27 6:28 ` Jean-Christophe PLAGNIOL-VILLARD
2012-04-27 7:25 ` Shawn Guo
2012-04-27 7:11 ` Jean-Christophe PLAGNIOL-VILLARD
2012-04-27 8:11 ` Shawn Guo
2012-04-27 9:29 ` Jean-Christophe PLAGNIOL-VILLARD
2012-04-27 3:48 ` Dong Aisheng
2012-04-27 6:31 ` Jean-Christophe PLAGNIOL-VILLARD
2012-04-27 7:30 ` Sascha Hauer
2012-04-26 14:44 ` Dong Aisheng
2012-04-27 5:30 ` Shawn Guo
2012-04-27 8:54 ` Shawn Guo
2012-04-27 11:24 ` Dong Aisheng
2012-04-26 14:40 ` [PATCH v3 4/4] mmc: sdhci-imx-esdhc: convert to use pinctrl subsystem Dong Aisheng
2012-04-26 16:32 ` Stephen Warren
2012-04-27 7:35 ` Sascha Hauer
2012-04-27 8:29 ` Dong Aisheng
2012-04-27 8:26 ` Shawn Guo
2012-04-27 8:31 ` Sascha Hauer
2012-04-27 8:54 ` Dong Aisheng
2012-04-27 8:47 ` Sascha Hauer
2012-04-27 9:13 ` Dong Aisheng
2012-04-26 16:24 ` Stephen Warren [this message]
2012-04-27 3:28 ` [PATCH v4 1/4] dt: add of_get_child_count helper function Dong Aisheng
2012-04-27 3:36 ` [PATCH v5 1/1] " Dong Aisheng
2012-04-27 15:25 ` Stephen Warren
2012-05-01 23:05 ` Linus Walleij
[not found] ` <1335451227-27709-3-git-send-email-b29396@freescale.com>
2012-04-27 5:35 ` [PATCH v3 3/4] pinctrl: pinctrl-imx: add imx6q pinctrl driver Shawn Guo
2012-04-27 6:45 ` Sascha Hauer
2012-04-27 7:16 ` Dong Aisheng
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