checkpatch: improve "no space after cast" test

This --strict test previously worked only for what appeared to be cast
to pointer types.

Make it work for all casts.

Also, there's no reason to show the previous line for this type of
message, so don't.

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

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 57a11d7ee841618b09ab9b26df2fd0192cd84f6c..b351805149a5461789cafb350ecc83d5ff03f127 100755 (executable)
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2260,12 +2260,12 @@ sub process {
                        }
                }
 
-               if ($line =~ /^\+.*\*[ \t]*\)[ \t]+(?!$Assignment|$Arithmetic)/) {
+               if ($line =~ /^\+.*\(\s*$Type\s*\)[ \t]+(?!$Assignment|$Arithmetic)/) {
                        if (CHK("SPACING",
-                               "No space is necessary after a cast\n" . $hereprev) &&
+                               "No space is necessary after a cast\n" . $herecurr) &&
                            $fix) {
                                $fixed[$linenr - 1] =~
-                                   s/^(\+.*\*[ \t]*\))[ \t]+/$1/;
+                                   s/(\(\s*$Type\s*\))[ \t]+/$1/;
                        }
                }