Commit 60d59913 authored Jun 08, 2010 by Grant Likely

of/flattree: Fix crash when device tree absent



This patch fixes the condition where device tree support is compiled
in, but no device tree was proved by firmware.  It makes
of_platform_bus_probe() explicitly check for a NULL device tree
pointer.

Signed-off-by: Grant Likely <grant.likely@secretlab.ca>

parent f1d4c3a7

drivers/of/platform.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -617,6 +617,8 @@ int of_platform_bus_probe(struct device_node *root,
		root = of_find_node_by_path("/");
		else
		of_node_get(root);
		if (root == NULL)
		return -EINVAL;

		pr_debug("of_platform_bus_probe()\n");
		pr_debug(" starting at: %s\n", root->full_name);