Check on $USER was always true

CHANGELOG.md

@@ -18,4 +18,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 
+* Check on $USER was always true
+
 ### Security

shellpki

@@ -485,7 +485,9 @@ main() {
         PKIUSER="shellpki"
     fi
 
-    [ "${USER}" != "root" ] || [ "${USER}" != "${PKIUSER}" ] || error "Please become root before running ${0} !"
+    if [ "${USER}" != "root" ] && [ "${USER}" != "${PKIUSER}" ]; then
+        error "Please become root before running ${0} !"
+    fi
 
     # retrieve CA path from config file
     CADIR=$(grep -E "^dir" "${CONFFILE}" | cut -d'=' -f2|xargs -n1)