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-rwxr-xr-xtools/checkfiltername.pl2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/checkfiltername.pl b/tools/checkfiltername.pl
index 0955573250..d1c0d782fa 100755
--- a/tools/checkfiltername.pl
+++ b/tools/checkfiltername.pl
@@ -68,7 +68,7 @@ my @periodinfilternamefilelist;
my $showlinenoFlag = '';
my $showautomatedFlag = '';
-my $state;
+my $state = "";
# "s_unknown",
# "s_start",
# "s_in_hf_register_info",