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statx: switch to CLASS(filename_maybe_null)

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2025-12-14 03:18:33 -05:00
parent ef7282e849
commit a4503461fb
1 changed files with 5 additions and 13 deletions
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18
fs/stat.c
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@ -365,17 +365,13 @@ retry:
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)