typo

[exim.git] / src / src / routers / rf_get_errors_address.c

diff --git a/src/src/routers/rf_get_errors_address.c b/src/src/routers/rf_get_errors_address.c
index 858c806f1d018e694b8d55d58eb233682701a5a3..b9cf78124b25b11fb683bc106350478a0c327db5 100644 (file)
--- a/src/src/routers/rf_get_errors_address.c
+++ b/src/src/routers/rf_get_errors_address.c
@@ -3,6 +3,7 @@
 *************************************************/
 
 /* Copyright (c) University of Cambridge 1995 - 2018 */
+/* Copyright (c) The Exim Maintainers 2020 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 #include "../exim.h"
@@ -88,13 +89,13 @@ else
   const uschar *address_expansions_save[ADDRESS_EXPANSIONS_COUNT];
   address_item *snew = deliver_make_addr(s, FALSE);
 
-  if (sender_address != NULL)
+  if (sender_address)
     {
     save1 = sender_address[0];
     sender_address[0] = 0;
     }
 
-  for (i = 0, p = address_expansions; *p != NULL;)
+  for (i = 0, p = address_expansions; *p;)
     address_expansions_save[i++] = **p++;
   f.address_test_mode = FALSE;
 
@@ -119,10 +120,10 @@ else
     debug_printf("------ End verifying errors address %s ------\n", s);
 
   f.address_test_mode = save_address_test_mode;
-  for (i = 0, p = address_expansions; *p != NULL;)
+  for (i = 0, p = address_expansions; *p; )
     **p++ = address_expansions_save[i++];
 
-  if (sender_address != NULL) sender_address[0] = save1;
+  if (sender_address) sender_address[0] = save1;
   }
 
 return OK;