block further processing if email sending failed

1 files changed, 1 insertions, 1 deletions

diff --git a/init.php b/init.php
index 25cf309..c57ef39 100644
--- a/init.php
+++ b/init.php
@@ -103,7 +103,7 @@ class mailer_smtp extends Plugin {
 			if (!$rc)
 				$mailer->set_error($rc . " " . $phpmailer->ErrorInfo);
 
-			return $rc;
+			return $rc ? $rc : -1;
 		}
 	}