treewide: declare loop variable in loop expression

[collectd.git] / src / notify_email.c

diff --git a/src/notify_email.c b/src/notify_email.c
index c7fe79e..cefeb22 100644 (file)
--- a/src/notify_email.c
+++ b/src/notify_email.c
@@ -67,8 +67,7 @@ static char *email_subject = NULL;
 static int authinteract (auth_client_request_t request, char **result,
     int fields, void __attribute__((unused)) *arg)
 {
-  int i;
-  for (i = 0; i < fields; i++)
+  for (int i = 0; i < fields; i++)
   {
     if (request[i].flags & AUTH_USER)
       result[i] = smtp_user;