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From: frowand.list@gmail.com
To: Rob Herring <robh+dt@kernel.org>,
	pantelis.antoniou@konsulko.com,
	Pantelis Antoniou <panto@antoniou-consulting.com>
Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [RFC PATCH 11/13] of: Add back an error message, restructured
Date: Tue, 25 Oct 2016 13:59:04 -0700	[thread overview]
Message-ID: <1477429146-27039-12-git-send-email-frowand.list@gmail.com> (raw)
In-Reply-To: <1477429146-27039-1-git-send-email-frowand.list@gmail.com>

From: Frank Rowand <frank.rowand@am.sony.com>

Signed-off-by: Frank Rowand <frank.rowand@am.sony.com>
---
 drivers/of/resolver.c | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/drivers/of/resolver.c b/drivers/of/resolver.c
index 4e6df385118b..664c97e1ecb4 100644
--- a/drivers/of/resolver.c
+++ b/drivers/of/resolver.c
@@ -278,13 +278,17 @@ int of_resolve_phandles(struct device_node *overlay)
 	phandle phandle, phandle_delta;
 	int err;
 
+	tree_symbols = NULL;
+
 	if (!overlay) {
 		pr_err("null overlay\n");
-		return -EINVAL;
+		err = -EINVAL;
+		goto err_out;
 	}
 	if (!of_node_check_flag(overlay, OF_DETACHED)) {
 		pr_err("overlay not detached\n");
-		return -EINVAL;
+		err = -EINVAL;
+		goto err_out;
 	}
 
 	phandle_delta = live_tree_max_phandle() + 1;
@@ -296,7 +300,7 @@ int of_resolve_phandles(struct device_node *overlay)
 
 	err = adjust_local_phandle_references(local_fixups, overlay, phandle_delta);
 	if (err)
-		return err;
+		goto err_out;
 
 	overlay_symbols = NULL;
 	overlay_fixups = NULL;
@@ -318,7 +322,7 @@ int of_resolve_phandles(struct device_node *overlay)
 	if (!tree_symbols) {
 		pr_err("no symbols in root of device tree.\n");
 		err = -EINVAL;
-		goto out;
+		goto err_out;
 	}
 
 	for_each_property_of_node(overlay_fixups, prop) {
@@ -330,12 +334,12 @@ int of_resolve_phandles(struct device_node *overlay)
 		err = of_property_read_string(tree_symbols,
 				prop->name, &refpath);
 		if (err)
-			goto out;
+			goto err_out;
 
 		refnode = of_find_node_by_path(refpath);
 		if (!refnode) {
 			err = -ENOENT;
-			goto out;
+			goto err_out;
 		}
 
 		phandle = refnode->phandle;
@@ -346,6 +350,8 @@ int of_resolve_phandles(struct device_node *overlay)
 			break;
 	}
 
+err_out:
+	pr_err("overlay phandle fixup failed: %d\n", err);
 out:
 	of_node_put(tree_symbols);
 
-- 
1.9.1

  parent reply	other threads:[~2016-10-25 21:00 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-10-25 20:58 [RFC PATCH 00/13] of: Make drivers/of/resolver.c more readable frowand.list
2016-10-25 20:58 ` [RFC PATCH 01/13] of: Remove comments that state the obvious frowand.list
2016-10-25 21:29   ` Joe Perches
2016-10-27 12:18   ` Rob Herring
2016-10-27 16:02     ` Frank Rowand
2016-10-25 20:58 ` [RFC PATCH 02/13] of: Remove excessive printks to reduce clutter frowand.list
2016-10-27 12:21   ` Rob Herring
2016-10-27 13:51     ` Pantelis Antoniou
2016-10-27 16:09       ` Frank Rowand
2016-10-27 16:04     ` Frank Rowand
2016-10-25 20:58 ` [RFC PATCH 03/13] of: Remove braces around single line blocks frowand.list
2016-10-25 20:58 ` [RFC PATCH 04/13] of: Convert comparisons to zero or NULL to simplify logical expressions frowand.list
2016-10-25 20:58 ` [RFC PATCH 05/13] of: Rename functions to more accurately reflect what they do frowand.list
2016-10-25 20:58 ` [RFC PATCH 06/13] of: Remove prefix "__of_" and prefix "__" from local function names frowand.list
2016-10-27 12:47   ` Rob Herring
2016-10-27 16:35     ` Frank Rowand
2016-10-27 16:58       ` Rob Herring
2016-10-27 18:25         ` Frank Rowand
2016-10-27 20:20           ` Rob Herring
2016-10-25 20:59 ` [RFC PATCH 07/13] of: Rename variables to better reflect purpose or follow convention frowand.list
2016-10-25 20:59 ` [RFC PATCH 08/13] of: Update structure of code, remove BUG_ON() frowand.list
2016-10-25 20:59 ` [RFC PATCH 09/13] of: Remove redundant size check frowand.list
2016-10-25 20:59 ` [RFC PATCH 10/13] of: Update comments to reflect changes and increase clarity frowand.list
2016-10-25 20:59 ` frowand.list [this message]
2016-10-25 20:59 ` [RFC PATCH 12/13] of: Move setting of pointer to beside test for non-null frowand.list
2016-10-25 20:59 ` [RFC PATCH 13/13] of: Remove unused variable overlay_symbols frowand.list
2016-10-27 14:41   ` Pantelis Antoniou
2016-10-27 16:27     ` Frank Rowand
2016-10-27 16:53       ` Frank Rowand
2016-10-27 16:57         ` Frank Rowand
2016-10-25 21:02 ` [RFC PATCH 00/13] of: Make drivers/of/resolver.c more readable Frank Rowand
2016-10-27 12:03   ` Rob Herring
2016-10-27 16:36     ` Frank Rowand
2016-10-27 13:46   ` Pantelis Antoniou

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