namespace.c: constify struct path passed to a bunch of primitives
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/namespace.c b/fs/namespace.c
index 4d80a50..9ad88a4 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -678,7 +678,7 @@
*
* lookup_mnt takes a reference to the found vfsmount.
*/
-struct vfsmount *lookup_mnt(struct path *path)
+struct vfsmount *lookup_mnt(const struct path *path)
{
struct mount *child_mnt;
struct vfsmount *m;
@@ -1159,7 +1159,7 @@
}
EXPORT_SYMBOL(mntget);
-struct vfsmount *mnt_clone_internal(struct path *path)
+struct vfsmount *mnt_clone_internal(const struct path *path)
{
struct mount *p;
p = clone_mnt(real_mount(path->mnt), path->dentry, CL_PRIVATE);
@@ -1758,7 +1758,7 @@
/* Caller should check returned pointer for errors */
-struct vfsmount *collect_mounts(struct path *path)
+struct vfsmount *collect_mounts(const struct path *path)
{
struct mount *tree;
namespace_lock();
@@ -1791,7 +1791,7 @@
*
* Release with mntput().
*/
-struct vfsmount *clone_private_mount(struct path *path)
+struct vfsmount *clone_private_mount(const struct path *path)
{
struct mount *old_mnt = real_mount(path->mnt);
struct mount *new_mnt;