fix mnt_mountpoint abuse in smack

(mnt,mnt_mountpoint) pair is conceptually wrong; if you want
to use it for generating pathname and for nothing else *and*
if you know that vfsmount tree is unchanging, you can get
away with that, but the right solution for that is (mnt,mnt_root).

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 1 insertions, 1 deletions

diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index 529c9ca65878..8dffcb7c9d81 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -387,7 +387,7 @@ static int smack_sb_umount(struct vfsmount *mnt, int flags)
         struct smk_audit_info ad;
 
         smk_ad_init(&ad, __func__, LSM_AUDIT_DATA_FS);
-        smk_ad_setfield_u_fs_path_dentry(&ad, mnt->mnt_mountpoint);
+        smk_ad_setfield_u_fs_path_dentry(&ad, mnt->mnt_root);
         smk_ad_setfield_u_fs_path_mnt(&ad, mnt);
 
         sbp = mnt->mnt_sb->s_security;