From f2e561d190da7ff5ee265fa460e2d7f753dddfda Mon Sep 17 00:00:00 2001 From: John Johansen Date: Fri, 25 Jul 2014 04:02:08 -0700 Subject: 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 Signed-off-by: John Johansen Acked-by: Seth Arnold --- security/apparmor/path.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'security') diff --git a/security/apparmor/path.c b/security/apparmor/path.c index edddc026406b4..f2616780065ac 100644 --- a/security/apparmor/path.c +++ b/security/apparmor/path.c @@ -141,7 +141,10 @@ static int d_namespace_path(const struct path *path, char *buf, int buflen, error = -EACCES; if (*res == '/') *name = res + 1; - } + } else if (*res != '/') + /* CONNECT_PATH with missing root */ + error = prepend(name, *name - buf, "/", 1); + } out: -- cgit v1.2.3