linux-kernel - [RFC PATCH 01/12] of: base: improve error message in of_phandle_iterator

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Message-Id: <20210208222203.22335-2-info@metux.net>
Date:   Mon,  8 Feb 2021 23:21:52 +0100
From:   "Enrico Weigelt, metux IT consult" <info@...ux.net>
To:     linux-kernel@...r.kernel.org
Cc:     rafael@...nel.org, info@...ux.net, linus.walleij@...aro.org,
        bgolaszewski@...libre.com, robh+dt@...nel.org,
        frowand.list@...il.com, pantelis.antoniou@...sulko.com,
        linux-gpio@...r.kernel.org, devicetree@...r.kernel.org
Subject: [RFC PATCH 01/12] of: base: improve error message 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