It looks like this was introduced by the following commit:
commit 2115182f0c3125935b18ee788ef5b36c3c68d911 Author: Michael Tokarev <email address hidden> Date: Thu May 8 14:56:58 2014 +0400
Makefile: strip tools and modules too
In my opinion, addprefix would be an even more readable approach, but regardless I think using notdir on the base variable(s) is necessary.
It looks like this was introduced by the following commit:
commit 2115182f0c31259 35b18ee788ef5b3 6c3c68d911
Author: Michael Tokarev <email address hidden>
Date: Thu May 8 14:56:58 2014 +0400
Makefile: strip tools and modules too
In my opinion, addprefix would be an even more readable approach, but regardless I think using notdir on the base variable(s) is necessary.