New patch to review for coreboot: checkpatch.pl: Force raw_line to return a defined value

[Martin Roth]

Martin Roth ([e-mail]) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/16357

-gerrit

commit a5aba673a94b18f310f5b687d7f7874221b08d38
Author: Martin Roth 
Date:   Mon Aug 29 15:30:23 2016 -0600

checkpatch.pl: Force raw_line to return a defined value

Fixes the warning:
    Use of uninitialized value in concatenation (.) or string at
    util/lint/checkpatch.pl line 4739

Change-Id: Idc3c631735a595517d77cb8b8ec67e1ac00b6685
    Signed-off-by: Martin Roth 
---
 util/lint/checkpatch.pl | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/util/lint/checkpatch.pl b/util/lint/checkpatch.pl
index eb03bc7..646cb0f 100755
--- a/util/lint/checkpatch.pl
+++ b/util/lint/checkpatch.pl
@@ -1495,7 +1495,13 @@ sub raw_line {
    	$cnt--;
    }

-	return $line;
+	# coreboot: This probably shouldn't happen, but it does.
+	# Return a defined value so we don't get an error.
+	if (defined $line) {
+		return $line;
+	} else {
+		return "";
+	}
 }

sub cat_vet {