apparmor: fix disconnected bind mnts reconnection

Bind mounts can fail to be properly reconnected when PATH_CONNECT is specified. Ensure that when PATH_CONNECT is specified the path has a root. BugLink: http://bugs.launchpad.net/bugs/1319984

John Johansen committed 12 years ago

Commit f2e561d1 parent d671e891 file · +4 −1Browse files

Unified · Split

security/apparmor/path.c+4−1

@@ -141,7 +141,10 @@ static int d_namespace_path(const struct path path, char buf, int buflen, · 140 unmodified lines
141	141	error = -EACCES;
142	142	if (*res == '/')
143	143	*name = res + 1;
144		− }
	144	+ } else if (*res != '/')
	145	+ /* CONNECT_PATH with missing root */
	146	+ error = prepend(name, *name - buf, "/", 1);
	147	+
145	148	}
146	149
147	150	out: