of: make PowerMac cache node search conditional on CONFIG_PPC_PMAC

robherring · robherring · commit f6707fd6241e · 2018-09-07T11:04:41.000-05:00
Cache nodes under the cpu node(s) is PowerMac specific according to the
comment above, so make the code enforce that.

Signed-off-by: Rob Herring &lt;robh@kernel.org&gt;
diff --git a/drivers/of/base.c b/drivers/of/base.c
@@ -2010,7 +2010,7 @@ struct device_node *of_find_next_cache_node(const struct device_node *np)
 	/* OF on pmac has nodes instead of properties named "l2-cache"
 	 * beneath CPU nodes.
 	 */
-	if (!strcmp(np->type, "cpu"))
+	if (IS_ENABLED(CONFIG_PPC_PMAC) && !strcmp(np->type, "cpu"))
 		for_each_child_of_node(np, child)
 			if (!strcmp(child->type, "cache"))
 				return child;
