also remove tempfile for curl's stderr on error

diff --git a/letsencrypt.sh b/letsencrypt.sh
index 49ccd9fb4e99e60153d34b2ada3c35bdc1e1a2f1..f995a491bf72c42302620a52c9fbbf3a7e6737be 100755 (executable)
--- a/letsencrypt.sh
+++ b/letsencrypt.sh
@@ -51,6 +51,7 @@ _request() {
   fi
   if [ -s "${temperr}" ]; then
       echo "  + ERROR: An error occured while sending ${1}-request to ${2} ($(<"${temperr}"))" >&2
+      rm -f "${temperr}"
       exit 1
   fi
   rm -f "${temperr}"