[RFC PATCH v3 54/59] statx: switch to CLASS(filename_maybe_null)

[Al Viro]

Signed-off-by: Al Viro <v...@zeniv.linux.org.uk>
---
 fs/stat.c | 18 +++++-------------
 1 file changed, 5 insertions(+), 13 deletions(-)

diff --git a/fs/stat.c b/fs/stat.c
index d18577f3688c..89909746bed1 100644
--- a/fs/stat.c
+++ b/fs/stat.c
@@ -365,17 +365,13 @@ static int vfs_statx(int dfd, struct filename *filename, 
int flags,
 int vfs_fstatat(int dfd, const char __user *filename,
                              struct kstat *stat, int flags)
 {
-       int ret;
-       int statx_flags = flags | AT_NO_AUTOMOUNT;
-       struct filename *name = getname_maybe_null(filename, flags);
+       CLASS(filename_maybe_null, name)(filename, flags);
 
        if (!name && dfd >= 0)
                return vfs_fstat(dfd, stat);
 
-       ret = vfs_statx(dfd, name, statx_flags, stat, STATX_BASIC_STATS);
-       putname(name);
-
-       return ret;
+       return vfs_statx(dfd, name, flags | AT_NO_AUTOMOUNT,
+                        stat, STATX_BASIC_STATS);
 }
 
 #ifdef __ARCH_WANT_OLD_STAT
@@ -810,16 +806,12 @@ SYSCALL_DEFINE5(statx,
                unsigned int, mask,
                struct statx __user *, buffer)
 {
-       int ret;
-       struct filename *name = getname_maybe_null(filename, flags);
+       CLASS(filename_maybe_null, name)(filename, flags);
 
        if (!name && dfd >= 0)
                return do_statx_fd(dfd, flags & ~AT_NO_AUTOMOUNT, mask, buffer);
 
-       ret = do_statx(dfd, name, flags, mask, buffer);
-       putname(name);
-
-       return ret;
+       return do_statx(dfd, name, flags, mask, buffer);
 }
 
 #if defined(CONFIG_COMPAT) && defined(__ARCH_WANT_COMPAT_STAT)
-- 
2.47.3