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-rwxr-xr-xscripts/dpkg-buildpackage.pl1
1 files changed, 1 insertions, 0 deletions
diff --git a/scripts/dpkg-buildpackage.pl b/scripts/dpkg-buildpackage.pl
index dccb8f87e..ee41555d7 100755
--- a/scripts/dpkg-buildpackage.pl
+++ b/scripts/dpkg-buildpackage.pl
@@ -813,6 +813,7 @@ sub update_files_field {
}
sub signkey_validate {
+ return unless defined $signkey;
# Make sure this is an hex keyid.
return unless $signkey =~ m/^(?:0x)?([[:xdigit:]]+)$/;