[OpenBIOS] [commit] r1240 - trunk/openbios-devel/arch/sparc64

[repository service]

Author: mcayland
Date: Mon Dec 16 19:06:13 2013
New Revision: 1240
URL: http://tracker.coreboot.org/trac/openbios/changeset/1240

Log:
SPARC64: fix stack underflow when no boot device argument is supplied

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland at ilande.co.uk>

Modified:
   trunk/openbios-devel/arch/sparc64/boot.c

Modified: trunk/openbios-devel/arch/sparc64/boot.c
==============================================================================
--- trunk/openbios-devel/arch/sparc64/boot.c	Tue Dec 10 22:01:48 2013	(r1239)
+++ trunk/openbios-devel/arch/sparc64/boot.c	Mon Dec 16 19:06:13 2013	(r1240)
@@ -71,6 +71,7 @@
 	printk("Image returned with return value %#x\n", image_retval);
 }
 
+/* ( path len -- path len ) */
 
 void boot(void)
 {
@@ -99,6 +100,8 @@
             POP();
             fword("get-package-property");
             POP();
+	    /* Update our local copy of path as well as the one on the stack */
+	    fword("2dup");
             path = pop_fstr_copy();
 	}