Don't add plus to kernel revision string if dirty

Change-Id: Idaa3c16cfe0e72ddc9ed50ce5405ae9680355da3
diff --git a/scripts/setlocalversion b/scripts/setlocalversion
index 63d91e2..14e720b 100755
--- a/scripts/setlocalversion
+++ b/scripts/setlocalversion
@@ -160,7 +160,15 @@
 if test "$CONFIG_LOCALVERSION_AUTO" = "y"; then
 	# full scm version string
+elif false; then
+	# We actually don't want that plus sign under the circumstances
+	# described below. It changes the directory path where the kernel
+	# modules are installed which we think is undesireable for our embedded
+	# platform. Also, the absence of the plus sign only indicates that HEAD
+	# is pointing to *some* commit without saying which one. There were
+	# also situations where the repository was considered dirty when it was
+	# in fact clean. Let's get rid of the plus sign.
 	# append a plus sign if the repository is not in a clean
 	# annotated or signed tagged state (as git describe only
 	# looks at signed or annotated tags - git tag -a/-s) and