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>

1 files changed, 1 insertions, 0 deletions

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 66f060ecb81f..83ae37b38621 100755
--- 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/) {
                         }