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authorLi Zefan <lizf@cn.fujitsu.com>2008-07-21 18:06:36 +0800
committerAl Viro <viro@zeniv.linux.org.uk>2008-07-26 20:53:24 -0400
commit88b387824fdaecb6ba0f471acf0aadf7d24739fd (patch)
treebd0e169bc0d2a802cd4ea58baf957bfa4602e956 /include/linux
parent672b16b2f66c149888bd876a4f92342112205fe1 (diff)
[PATCH] vfs: use kstrdup() and check failing allocation
- use kstrdup() instead of kmalloc() + memcpy() - return NULL if allocating ->mnt_devname failed - mnt_devname should be const Signed-off-by: Li Zefan <lizf@cn.fujitsu.com> Acked-by: Cyrill Gorcunov <gorcunov@gmail.com> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/mount.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/mount.h b/include/linux/mount.h
index 4374d1adeb4..b5efaa2132a 100644
--- a/include/linux/mount.h
+++ b/include/linux/mount.h
@@ -47,7 +47,7 @@ struct vfsmount {
struct list_head mnt_child; /* and going through their mnt_child */
int mnt_flags;
/* 4 bytes hole on 64bits arches */
- char *mnt_devname; /* Name of device e.g. /dev/dsk/hda1 */
+ const char *mnt_devname; /* Name of device e.g. /dev/dsk/hda1 */
struct list_head mnt_list;
struct list_head mnt_expire; /* link in fs-specific expiry list */
struct list_head mnt_share; /* circular list of shared mounts */