summaryrefslogtreecommitdiff
path: root/drivers/of/resolver.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/of/resolver.c')
-rw-r--r--drivers/of/resolver.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/of/resolver.c b/drivers/of/resolver.c
index d313d492f278..46325d6394cf 100644
--- a/drivers/of/resolver.c
+++ b/drivers/of/resolver.c
@@ -9,6 +9,8 @@
* version 2 as published by the Free Software Foundation.
*/
+#define pr_fmt(fmt) "OF: resolver: " fmt
+
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
@@ -313,6 +315,11 @@ int of_resolve_phandles(struct device_node *resolve)
phandle phandle, phandle_delta;
int err;
+ if (!resolve)
+ pr_err("%s: null node\n", __func__);
+ if (resolve && !of_node_check_flag(resolve, OF_DETACHED))
+ pr_err("%s: node %s not detached\n", __func__,
+ resolve->full_name);
/* the resolve node must exist, and be detached */
if (!resolve || !of_node_check_flag(resolve, OF_DETACHED))
return -EINVAL;
@@ -369,6 +376,7 @@ int of_resolve_phandles(struct device_node *resolve)
/* we need to fixup, but no root symbols... */
if (!root_sym) {
+ pr_err("%s: no symbols in root of device tree.\n", __func__);
err = -EINVAL;
goto out;
}