driver core/platform_device_add_resources: set resource to NULL if !res (cea89623) · Commits · 戴 / test

This makes the res = NULL case more consistant to the res != NULL case as now both overwrite pdev->resource. Reviewed-by:

drivers/base/platform.c

+9 −10

Original line number	Diff line number	Diff line
		@@ -192,19 +192,18 @@ EXPORT_SYMBOL_GPL(platform_device_alloc);
		int platform_device_add_resources(struct platform_device *pdev,
		const struct resource *res, unsigned int num)
		{
		struct resource *r;

		if (!res)
		return 0;
		struct resource *r = NULL;

		if (res) {
		r = kmemdup(res, sizeof(struct resource) * num, GFP_KERNEL);
		if (r) {
		if (!r)
		return -ENOMEM;
		}

		pdev->resource = r;
		pdev->num_resources = num;
		return 0;
		}
		return -ENOMEM;
		}
		EXPORT_SYMBOL_GPL(platform_device_add_resources);

		/**