Fixed link to issue

Author: skx

security/can-exec/README.md

@@ -120,7 +120,7 @@ Once the user-space binary is in-place you can enable the enforcement by running
 root@stretch:~# echo 1 > /proc/sys/kernel/can-exec/enabled
 ```
 
-**NOTE**: As a result of #11 you cannot disable the module, once enabled.
+**NOTE**: As a result of [#11](https://github.com/skx/linux-security-modules/issues/11) you cannot disable the module, once enabled.
 
 
 ## Links