linux-kernel - [PATCH] vfs: use kstrdup()

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Date:	Sat, 19 Jul 2008 18:16:20 +0800
From:	Li Zefan <lizf@...fujitsu.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
CC:	Al Viro <viro@...iv.linux.org.uk>,
	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] vfs: use kstrdup()

This piece of code can be replaced by a kstrdup().

Signed-off-by: Li Zefan <lizf@...fujitsu.com>
---
 fs/namespace.c |    9 +--------
 1 files changed, 1 insertions(+), 8 deletions(-)

diff --git a/fs/namespace.c b/fs/namespace.c
index 4f6f763..08c3b2d 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -127,14 +127,7 @@ struct vfsmount *alloc_vfsmnt(const char *name)
 		INIT_LIST_HEAD(&mnt->mnt_slave_list);
 		INIT_LIST_HEAD(&mnt->mnt_slave);
 		atomic_set(&mnt->__mnt_writers, 0);
-		if (name) {
-			int size = strlen(name) + 1;
-			char *newname = kmalloc(size, GFP_KERNEL);
-			if (newname) {
-				memcpy(newname, name, size);
-				mnt->mnt_devname = newname;
-			}
-		}
+		mnt->mnt_devname = kstrdup(name, GFP_KERNEL);
 	}
 	return mnt;
 }
-- 
1.5.4.rc3


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