[PATCH] checkpatch: don't try to get maintained status when --no-tree is given

From	Jerome Forissier <jerome.forissier@linaro.org>
Newsgroups	linux.kernel
Subject	[PATCH] checkpatch: don't try to get maintained status when --no-tree is given
Date	2016-10-17 18:00 +0200
Message-ID	<stiuu-5no-41@gated-at.bofh.it> (permalink)
Organization	linux.* mail to news gateway

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Fixes the following warning:
Use of uninitialized value $root in concatenation (.) or string at /path/to/checkpatch.pl line 764.

Signed-off-by: Jerome Forissier <jerome.forissier@linaro.org>
---
 scripts/checkpatch.pl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index a8368d1..aa694bc 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -761,7 +761,7 @@ sub seed_camelcase_file {
 sub is_maintained_obsolete {
 	my ($filename) = @_;
 
-	return 0 if (!(-e "$root/scripts/get_maintainer.pl"));
+	return 0 if (!$tree || !(-e "$root/scripts/get_maintainer.pl"));
 
 	my $status = `perl $root/scripts/get_maintainer.pl --status --nom --nol --nogit --nogit-fallback -f $filename 2>&1`;
 
-- 
2.7.4

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[PATCH] checkpatch: don't try to get maintained status when --no-tree is given Jerome Forissier <jerome.forissier@linaro.org> - 2016-10-17 18:00 +0200
  Re: [PATCH] checkpatch: don't try to get maintained status when  --no-tree is given Joe Perches <joe@perches.com> - 2016-10-17 19:10 +0200

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