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 <martinroth@google.com> Reviewed-on: https://review.coreboot.org/16357 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
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@ -1495,7 +1495,13 @@ sub raw_line {
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$cnt--;
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}
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# coreboot: This probably shouldn't happen, but it does.
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# Return a defined value so we don't get an error.
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if (defined $line) {
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return $line;
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} else {
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return "";
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}
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}
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sub cat_vet {
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