doveadm: error to print formatted without format

This changes the segfault of `doveadm -f formatted ...` to an error.
dovecot · May 7, 2016 · 44aebbf · 44aebbf
1 parent 5b02d21
commit 44aebbf
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/doveadm/doveadm-print-formatted.c b/src/doveadm/doveadm-print-formatted.c
@@ -53,6 +53,9 @@ static void doveadm_print_formatted_flush(void)
 
 static void doveadm_print_formatted_print(const char *value)
 {
+	if (ctx.format == NULL) {
+		i_fatal("formatted formatter cannot be used without a format.");
+	}
 	struct var_expand_table *entry = array_idx_modifiable(&ctx.headers, ctx.idx++);
 	entry->value = value;