Fix verify_url() for the case when both ${KNOWN} and ${URL} are empty.

1 files changed, 1 insertions, 1 deletions

diff --git a/wgetpaste b/wgetpaste
index 4b965c4..531d152 100755
--- a/wgetpaste
+++ b/wgetpaste
@@ -261,7 +261,7 @@ get_url() {
 # verify that the pastebin service didn't return a known error url or print a helpful error message
 verify_url() {
 	local KNOWN="$(eval "echo \"\${${ENGINE}_WARNS[2]}\"")"
-	[[ "${URL}" == "${KNOWN}" ]] && die "$(eval "echo \"\${${ENGINE}_WARNS[3]}\"")"
+	[[ -n "${KNOWN}" ]] && [[ "${URL}" == "${KNOWN}" ]] && die "$(eval "echo \"\${${ENGINE}_WARNS[3]}\"")"
 }
 
 # if possible convert URL to raw