Fix uninitialized variable problem in hush shell

Patch by Lars Rostock, 26 Sep 2005

CHANGELOG

@@ -2,6 +2,9 @@
 Changes for U-Boot 1.1.4:
 ======================================================================
 
+* Fix uninitialized variable problem in hush shell
+  Patch by Lars Rostock, 26 Sep 2005
+
 * Undo change of f6e20fc6ca... to include/configs/trab.h
   (Must have been an accident?)
 

common/hush.c

@@ -2389,6 +2389,7 @@ struct pipe *new_pipe(void) {
 	pi->progs = NULL;
 	pi->next = NULL;
 	pi->followup = 0;  /* invalid */
+	pi->r_mode = RES_NONE;
 	return pi;
 }