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mount_fs: suppress MAC on MS_SUBMOUNT as well as MS_KERNMOUNT

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Reviewed-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2018-12-20 03:16:27 -05:00
parent d2497e12e2
commit 718c43038f
1 changed files with 1 additions and 1 deletions
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2
fs/super.c
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@ -1277,7 +1277,7 @@ mount_fs(struct file_system_type *type, int flags, const char *name, void *data)
if (error)
goto out_sb;
if (!(flags & MS_KERNMOUNT)) {
if (!(flags & (MS_KERNMOUNT|MS_SUBMOUNT))) {
error = security_sb_kern_mount(sb);
if (error)
goto out_sb;