mkarchiso: Fix mmd-command check

valication_error variable is not changed when mmd and/or mcopy are missing.

1 files changed, 1 insertions, 0 deletions

diff --git a/archiso/mkarchiso b/archiso/mkarchiso
index ddb7022..dab6bde 100755
--- a/archiso/mkarchiso
+++ b/archiso/mkarchiso
@@ -653,6 +653,7 @@ _validate_requirements_bootmode_uefi-x64.systemd-boot.esp() {
 
     # Check if mmd and mcopy are available
     if ! { command -v mmd &> /dev/null && command -v mcopy &> /dev/null; }; then
+        (( validation_error=validation_error+1 ))
         _msg_error "Validating '${bootmode}': mmd and/or mcopy are not available on this host. Install 'mtools'!" 0
     fi