constification

[exim.git] / src / src / transports / smtp.h

diff --git a/src/src/transports/smtp.h b/src/src/transports/smtp.h
index 0d15b962635ddb93a8ec9dc2f9008cc7cce79d07..1f888ee0bdb05900ff1225f0f829384ce3405a0c 100644 (file)
--- a/src/src/transports/smtp.h
+++ b/src/src/transports/smtp.h
@@ -140,7 +140,7 @@ typedef struct {
 
 /* smtp connect context */
 typedef struct {
-  uschar *             from_addr;
+  const uschar *       from_addr;
   address_item *       addrlist;
 
   smtp_connect_args    conn_args;