From: Andy Whitcroft <apw@shadowen.org>

It is possible to use double ampersand (&&) in unary context where it
means the address of a goto label.  Handle spacing for it.

Signed-off-by: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 scripts/checkpatch.pl |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff -puN scripts/checkpatch.pl~checkpatch-values-double-ampersand-may-be-unary scripts/checkpatch.pl
--- a/scripts/checkpatch.pl~checkpatch-values-double-ampersand-may-be-unary
+++ a/scripts/checkpatch.pl
@@ -858,7 +858,7 @@ sub annotate_values {
 			print "CLOSE($1)\n" if ($dbg_values > 1);
 			$type = 'N';
 
-		} elsif ($cur =~ /^(-(?![->])|\+(?!\+)|\*|\&(?!\&))/o) {
+		} elsif ($cur =~ /^(-(?![->])|\+(?!\+)|\*|\&\&|\&)/o) {
 			my $variant;
 
 			print "OPV($1)\n" if ($dbg_values > 1);
@@ -1634,7 +1634,7 @@ sub process {
 				# unary operator, or a cast
 				} elsif ($op eq '!' || $op eq '~' ||
 					 $opv eq '*U' || $opv eq '-U' ||
-					 $opv eq '&U') {
+					 $opv eq '&U' || $opv eq '&&U') {
 					if ($ctx !~ /[WEBC]x./ && $ca !~ /(?:\)|!|~|\*|-|\&|\||\+\+|\-\-|\{)$/) {
 						ERROR("space required before that '$op' $at\n" . $hereptr);
 					}
_