[RFC PATCH v3 56/59] mqueue: switch to CLASS(filename)

[Al Viro]

Signed-off-by: Al Viro <v...@zeniv.linux.org.uk>
---
 ipc/mqueue.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index c4f6d65596cf..53a58f9ba01f 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -912,13 +912,12 @@ static struct file *mqueue_file_open(struct filename 
*name,
 static int do_mq_open(const char __user *u_name, int oflag, umode_t mode,
                      struct mq_attr *attr)
 {
-       struct filename *name __free(putname) = NULL;;
        struct vfsmount *mnt = current->nsproxy->ipc_ns->mq_mnt;
        int fd, ro;
 
        audit_mq_open(oflag, mode, attr);
 
-       name = getname(u_name);
+       CLASS(filename, name)(u_name);
        if (IS_ERR(name))
                return PTR_ERR(name);
 
@@ -942,20 +941,19 @@ SYSCALL_DEFINE4(mq_open, const char __user *, u_name, 
int, oflag, umode_t, mode,
 SYSCALL_DEFINE1(mq_unlink, const char __user *, u_name)
 {
        int err;
-       struct filename *name;
        struct dentry *dentry;
        struct inode *inode;
        struct ipc_namespace *ipc_ns = current->nsproxy->ipc_ns;
        struct vfsmount *mnt = ipc_ns->mq_mnt;
+       CLASS(filename, name)(u_name);
 
-       name = getname(u_name);
        if (IS_ERR(name))
                return PTR_ERR(name);
 
        audit_inode_parent_hidden(name, mnt->mnt_root);
        err = mnt_want_write(mnt);
        if (err)
-               goto out_name;
+               return err;
        dentry = start_removing_noperm(mnt->mnt_root, &QSTR(name->name));
        if (IS_ERR(dentry)) {
                err = PTR_ERR(dentry);
@@ -971,9 +969,6 @@ SYSCALL_DEFINE1(mq_unlink, const char __user *, u_name)
 
 out_drop_write:
        mnt_drop_write(mnt);
-out_name:
-       putname(name);
-
        return err;
 }
 
-- 
2.47.3