linux-kernel - [PATCH] of: base: improve error msg in of_phandle_iterator

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Date:   Thu, 14 Jan 2021 11:11:27 +0100
From:   "Enrico Weigelt, metux IT consult" <info@...ux.net>
To:     linux-kernel@...r.kernel.org
Cc:     robh+dt@...nel.org, frowand.list@...il.com,
        devicetree@...r.kernel.org
Subject: [PATCH] of: base: improve error msg in of_phandle_iterator_next()

Also print out the phandle ID on error message, as a debug aid.

Signed-off-by: Enrico Weigelt, metux IT consult <info@...ux.net>
---
 drivers/of/base.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/of/base.c b/drivers/of/base.c
index 161a23631472..8a348f0d3c5e 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -1297,8 +1297,8 @@ int of_phandle_iterator_next(struct of_phandle_iterator *it)
 
 		if (it->cells_name) {
 			if (!it->node) {
-				pr_err("%pOF: could not find phandle\n",
-				       it->parent);
+				pr_err("%pOF: could not find phandle %d\n",
+				       it->parent, it->phandle);
 				goto err;
 			}
 
-- 
2.11.0