constify chmod_common/security_path_chmod

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/include/linux/security.h b/include/linux/security.h
index 415a357..d6593ee 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -1455,7 +1455,7 @@
 int security_path_rename(struct path *old_dir, struct dentry *old_dentry,
 			 struct path *new_dir, struct dentry *new_dentry,
 			 unsigned int flags);
-int security_path_chmod(struct path *path, umode_t mode);
+int security_path_chmod(const struct path *path, umode_t mode);
 int security_path_chown(const struct path *path, kuid_t uid, kgid_t gid);
 int security_path_chroot(struct path *path);
 #else	/* CONFIG_SECURITY_PATH */
@@ -1508,7 +1508,7 @@
 	return 0;
 }
 
-static inline int security_path_chmod(struct path *path, umode_t mode)
+static inline int security_path_chmod(const struct path *path, umode_t mode)
 {
 	return 0;
 }