From f16fa28f7b3d95e989fc64c8480e44c1bcf4bac3 Mon Sep 17 00:00:00 2001
From: Andy Whitcroft <apw@shadowen.org>
Date: Wed, 15 Oct 2008 22:02:32 -0700
Subject: checkpatch: suspect code indent must stop at #else/#elif

When we hit and #else or #elif we know we are meeting an alternative piece
of code.  All bets are off on indent if we did not see the open of the
control so stop checking.

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>
---
 scripts/checkpatch.pl | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'scripts')

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 4680ccf7760c..c479bdefc779 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1468,6 +1468,12 @@ sub process {
 			while ($cond_ptr != $cond_lines) {
 				$cond_ptr = $cond_lines;
 
+				# If we see an #else/#elif then the code
+				# is not linear.
+				if ($s =~ /^\s*\#\s*(?:else|elif)/) {
+					$check = 0;
+				}
+
 				# Ignore:
 				#  1) blank lines, they should be at 0,
 				#  2) preprocessor lines, and
-- 
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