linux-kernel - [PATCH 1/8] fs/openpromfs: use full_name instead of path_component

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Message-Id: <20181107223151.14991-2-robh@kernel.org>
Date:   Wed,  7 Nov 2018 16:31:44 -0600
From:   Rob Herring <robh@...nel.org>
To:     "David S. Miller" <davem@...emloft.net>
Cc:     Frank Rowand <frowand.list@...il.com>,
        linux-kernel@...r.kernel.org, sparclinux@...r.kernel.org
Subject: [PATCH 1/8] fs/openpromfs: use full_name instead of path_component_name

In preparation to remove struct device_node.path_component_name, use
full_name instead. kbasename is used so full_name can be used whether it
is the full path or just the node's name and unit-address.

Cc: "David S. Miller" <davem@...emloft.net>
Cc: sparclinux@...r.kernel.org
Signed-off-by: Rob Herring <robh@...nel.org>
---
 fs/openpromfs/inode.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/fs/openpromfs/inode.c b/fs/openpromfs/inode.c
index 607092f367ad..3d8e9bcfe239 100644
--- a/fs/openpromfs/inode.c
+++ b/fs/openpromfs/inode.c
@@ -199,10 +199,11 @@ static struct dentry *openpromfs_lookup(struct inode *dir, struct dentry *dentry
 
 	child = dp->child;
 	while (child) {
-		int n = strlen(child->path_component_name);
+		const char *node_name = kbasename(child->full_name);
+		int n = strlen(node_name);
 
 		if (len == n &&
-		    !strncmp(child->path_component_name, name, len)) {
+		    !strncmp(node_name, name, len)) {
 			ent_type = op_inode_node;
 			ent_data.node = child;
 			ino = child->unique_id;
@@ -293,8 +294,8 @@ static int openpromfs_readdir(struct file *file, struct dir_context *ctx)
 	}
 	while (child) {
 		if (!dir_emit(ctx,
-			    child->path_component_name,
-			    strlen(child->path_component_name),
+			    kbasename(child->full_name),
+			    strlen(kbasename(child->full_name)),
 			    child->unique_id, DT_DIR))
 			goto out;
 
-- 
2.19.1