Pass empty string instead of NULL to printf-like

diff --git a/src/tests/misc/test_chpw_message.c b/src/tests/misc/test_chpw_message.c
index bf3169a25084597367ad05771e46a3fb3664881c..aef96b13f345dbe656959c914be7d979e70a1525 100644 (file)
--- a/src/tests/misc/test_chpw_message.c
+++ b/src/tests/misc/test_chpw_message.c
@@ -96,7 +96,7 @@ static void
 check(krb5_error_code code)
 {
     if (code != 0) {
-        com_err("t_vfy_increds", code, NULL);
+        com_err("t_vfy_increds", code, "");
         abort();
     }
 }