TOMOYO: Fix refcount leak in tomoyo_mount_acl().

In tomoyo_mount_acl() since 2.6.36, reference to device file (e.g. /dev/sda1)
was leaking.

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: James Morris <jmorris@namei.org>

diff --git a/security/tomoyo/mount.c b/security/tomoyo/mount.c
index 82bf8c2390bc7c1b0d376ba22817b688447819cc..162a864dba24f51c55156d0733fcae3a88df2da6 100644 (file)
--- a/security/tomoyo/mount.c
+++ b/security/tomoyo/mount.c
@@ -143,6 +143,7 @@ static int tomoyo_mount_acl(struct tomoyo_request_info *r, char *dev_name,
                        goto out;
                }
                requested_dev_name = tomoyo_realpath_from_path(&path);
+               path_put(&path);
                if (!requested_dev_name) {
                        error = -ENOENT;
                        goto out;