linux-kernel - [PATCH] let kernfs_name_locked & kernfs_name return size

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Message-Id: <1455121139-4026-2-git-send-email-christian.brauner@mailbox.org>
Date:	Wed, 10 Feb 2016 17:18:59 +0100
From:	Christian Brauner <christian.brauner@...lbox.org>
To:	tj@...nel.org, gregkh@...uxfoundation.org,
	linux-kernel@...r.kernel.org
Cc:	Christian Brauner <christian.brauner@...lbox.org>
Subject: [PATCH] let kernfs_name_locked & kernfs_name return size_t

They return the length of kn->parent or kn->name and should be aligned with
kernfs_path_len which also returns size_t.

Signed-off-by: Christian Brauner <christian.brauner@...lbox.org>
---
 fs/kernfs/dir.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c
index 742bf4a..a3553b8 100644
--- a/fs/kernfs/dir.c
+++ b/fs/kernfs/dir.c
@@ -39,7 +39,7 @@ static bool kernfs_lockdep(struct kernfs_node *kn)
 #endif
 }
 
-static int kernfs_name_locked(struct kernfs_node *kn, char *buf, size_t buflen)
+static size_t kernfs_name_locked(struct kernfs_node *kn, char *buf, size_t buflen)
 {
 	return strlcpy(buf, kn->parent ? kn->name : "/", buflen);
 }
@@ -80,7 +80,7 @@ static char * __must_check kernfs_path_locked(struct kernfs_node *kn, char *buf,
  *
  * This function can be called from any context.
  */
-int kernfs_name(struct kernfs_node *kn, char *buf, size_t buflen)
+size_t kernfs_name(struct kernfs_node *kn, char *buf, size_t buflen)
 {
 	unsigned long flags;
 	int ret;
-- 
2.7.0