checkpatch: return is not a function -- parentheses for casts are ok too

Casts require parentheses so it is possible to have something like this:

	return (int)(*a);

This miss trips the complexity function.  Ensure that the two separate
parenthesised sections are not coelesced.

Signed-off-by: Andy Whitcroft <apw@shadowen.org>
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 66f060ecb81fab6e8ce5240954a1f5224f7d7ca3..83ae37b3862121ad68980138fe71df96180d85cf 100755 (executable)
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1670,6 +1670,7 @@ sub process {
                        my $value = $2;
 
                        # Flatten any parentheses and braces
+                       $value =~ s/\)\(/\) \(/g;
                        while ($value =~ s/\([^\(\)]*\)/1/) {
                        }