diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index e3c7fc0..36d6851 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2785,10 +2785,15 @@
 		}
 
 # check for pointless casting of kmalloc return
-		if ($line =~ /\*\s*\)\s*k[czm]alloc\b/) {
+		if ($line =~ /\*\s*\)\s*[kv][czm]alloc(_node){0,1}\b/) {
 			WARN("unnecessary cast may hide bugs, see http://c-faq.com/malloc/mallocnocast.html\n" . $herecurr);
 		}
 
+# check for multiple semicolons
+		if ($line =~ /;\s*;\s*$/) {
+		    WARN("Statements terminations use 1 semicolon\n" . $herecurr);
+		}
+
 # check for gcc specific __FUNCTION__
 		if ($line =~ /__FUNCTION__/) {
 			WARN("__func__ should be used instead of gcc specific __FUNCTION__\n"  . $herecurr);