Index: psftp.c
==================================================================
--- psftp.c
+++ psftp.c
@@ -588,10 +588,11 @@
      */
     if (!fxp_init()) {
 	fprintf(stderr,
 		"Fatal: unable to initialise SFTP: %s\n",
 		fxp_error());
+	return;
     }
 
     /*
      * Find out where our home directory is.
      */

Index: sftp.c
==================================================================
--- sftp.c
+++ sftp.c
@@ -284,10 +284,14 @@
     pktout = sftp_pkt_init(SSH_FXP_INIT);
     sftp_pkt_adduint32(pktout, SFTP_PROTO_VERSION);
     sftp_send(pktout);
 
     pktin = sftp_recv();
+    if (!pktin) {
+	fxp_internal_error("could not connect");
+	return 0;
+    }
     if (pktin->type != SSH_FXP_VERSION) {
 	fxp_internal_error("did not receive FXP_VERSION");
 	return 0;
     }
     remotever = sftp_pkt_getuint32(pktin);