linux-kernel - [PATCH 1/1] checkpatch: allow space between colon and bracket

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Message-Id: <20180403191655.23700-1-xypron.glpk@gmx.de>
Date:   Tue,  3 Apr 2018 21:16:55 +0200
From:   Heinrich Schuchardt <xypron.glpk@....de>
To:     Andy Whitcroft <apw@...onical.com>, Joe Perches <joe@...ches.com>
Cc:     linux-kernel@...r.kernel.org,
        Heinrich Schuchardt <xypron.glpk@....de>
Subject: [PATCH 1/1] checkpatch: allow space between colon and bracket

Allow a space between a colon and subsequent opening bracket.
This sequence may occur in inline assembler statements like

	asm(
		"ldr %[out], [%[in]]\n\t"
		: [out] "=r" (ret)
		: [in] "r" (addr)
	);

Signed-off-by: Heinrich Schuchardt <xypron.glpk@....de>
---
 scripts/checkpatch.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index d2464002bb40..2cbab86e6d4c 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -4083,7 +4083,7 @@ sub process {
 			my ($where, $prefix) = ($-[1], $1);
 			if ($prefix !~ /$Type\s+$/ &&
 			    ($where != 0 || $prefix !~ /^.\s+$/) &&
-			    $prefix !~ /[{,]\s+$/) {
+			    $prefix !~ /[{,:]\s+$/) {
 				if (ERROR("BRACKET_SPACE",
 					  "space prohibited before open square bracket '['\n" . $herecurr) &&
 				    $fix) {
-- 
2.16.3