scripts/checkpatch.pl: add check for multiple terminating semicolons and casts of vmalloc

Signed-off-by: Joe Perches <joe@perches.com>
Cc: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 6 insertions, 1 deletions

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index e3c7fc0dca38..36d6851f97d0 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2785,10 +2785,15 @@ sub process {
                 }
 
 # 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);