X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/81147e20ebcf706f8ebec3416f387785cc600f76..298f557c4008d1d4aa21df578f334e479e4ae98e:/src/src/receive.c

diff --git a/src/src/receive.c b/src/src/receive.c
index cdb575825..541eba138 100644
--- a/src/src/receive.c
+++ b/src/src/receive.c
@@ -3800,7 +3800,7 @@ else
       break;
     }
 
-  g = string_append(g, 2, US"F=",
+  g = string_append(NULL, 2, US"F=",
     sender_address[0] == 0 ? US"<>" : sender_address);
   g = add_host_info_for_log(g);