Re: [PATCH v4 1/4] dt: add of_get_child_count helper function

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

On 04/26/2012 08:40 AM, Dong Aisheng wrote:
> From: Dong Aisheng <dong.aisheng@xxxxxxxxxx>
> 
> 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.

_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel


[Linux ARM (vger)]     [Linux ARM MSM]     [Linux Omap]     [Linux Arm]     [Linux Tegra]     [Fedora ARM]     [eCos]     [Linux Fastboot]     [Gcc Help]     [Git]     [DCCP]     [IETF Announce]     [Security]     [PDAs]     [Linux]     [Linux MIPS]     [Yosemite Campsites]     [Photos]

Add to Google Follow linuxarm on Twitter