+ checkpatch-dont-try-to-get-maintained-status-when-no-tree-is-given.patch added to -mm tree

[akpm@xxxxxxxxxxxxxxxxxxxx]

The patch titled
     Subject: checkpatch: don't try to get maintained status when --no-tree is given
has been added to the -mm tree.  Its filename is
     checkpatch-dont-try-to-get-maintained-status-when-no-tree-is-given.patch

This patch should soon appear at
    http://ozlabs.org/~akpm/mmots/broken-out/checkpatch-dont-try-to-get-maintained-status-when-no-tree-is-given.patch
and later at
    http://ozlabs.org/~akpm/mmotm/broken-out/checkpatch-dont-try-to-get-maintained-status-when-no-tree-is-given.patch

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------------------------------------------------------
From: Jerome Forissier <jerome.forissier@xxxxxxxxxx>
Subject: checkpatch: don't try to get maintained status when --no-tree is given

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

Link: http://lkml.kernel.org/r/1476719709-16668-1-git-send-email-jerome.forissier@xxxxxxxxxx
Signed-off-by: Jerome Forissier <jerome.forissier@xxxxxxxxxx>
Acked-by: Joe Perches <joe@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---

 scripts/checkpatch.pl |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -puN scripts/checkpatch.pl~checkpatch-dont-try-to-get-maintained-status-when-no-tree-is-given scripts/checkpatch.pl
--- a/scripts/checkpatch.pl~checkpatch-dont-try-to-get-maintained-status-when-no-tree-is-given
+++ a/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`;
 
_

Patches currently in -mm which might be from jerome.forissier@xxxxxxxxxx are

checkpatch-dont-try-to-get-maintained-status-when-no-tree-is-given.patch

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