constify security_path_{link,rename}

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
index eadaa58..2660fbc 100644
--- a/security/apparmor/lsm.c
+++ b/security/apparmor/lsm.c
@@ -280,7 +280,7 @@
 				  S_IFLNK);
 }
 
-static int apparmor_path_link(struct dentry *old_dentry, struct path *new_dir,
+static int apparmor_path_link(struct dentry *old_dentry, const struct path *new_dir,
 			      struct dentry *new_dentry)
 {
 	struct aa_profile *profile;
@@ -295,8 +295,8 @@
 	return error;
 }
 
-static int apparmor_path_rename(struct path *old_dir, struct dentry *old_dentry,
-				struct path *new_dir, struct dentry *new_dentry)
+static int apparmor_path_rename(const struct path *old_dir, struct dentry *old_dentry,
+				const struct path *new_dir, struct dentry *new_dentry)
 {
 	struct aa_profile *profile;
 	int error = 0;