12826 update to smatch 0.6.1-rc1-il-6

@@ -17,5 +17,18 @@
 
    The usage of the Signed-off-by tag is the same as [Linux Kernel Sign your work](https://www.kernel.org/doc/html/v4.12/process/submitting-patches.html#sign-your-work-the-developer-s-certificate-of-origin).
 
    Notice that sparse uses the MIT License.
 
+4. Smatch is built on top of Sparse but it is licensed under the GPLv2+ the
+   git repostories are:
+
+        https://github.com/error27/smatch
+        https://repo.or.cz/w/smatch.git
+
+   They are identical mirrors so it doesn't matter which you use.
+
+   Send patches for to Smatch to <smatch@vger.kernel.org>.  If the code is
+   shared with both Sparse and Smatch then please send it to the Sparse
+   mailing list instead <linux-sparse@vger.kernel.org> and I will pick it up
+   from there.
+