prevent busybox's ping6 from crashing (#4604)

SVN-Revision: 18528

package/busybox/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=busybox
 PKG_VERSION:=1.14.4
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.bz2
 PKG_SOURCE_URL:=http://www.busybox.net/downloads \

package/busybox/patches/500-ping6_crash.patch

@@ -0,0 +1,12 @@
+Index: busybox-1.15.2/networking/ping.c
+===================================================================
+--- busybox-1.15.2.orig/networking/ping.c	2009-11-24 22:57:29.000000000 +0100
++++ busybox-1.15.2/networking/ping.c	2009-11-24 22:58:58.000000000 +0100
+@@ -769,6 +769,7 @@
+ int ping6_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
+ int ping6_main(int argc UNUSED_PARAM, char **argv)
+ {
++	argv[-1] = argv[0];
+ 	argv[0] = (char*)"-6";
+ 	return ping_main(0 /* argc+1 - but it's unused anyway */,
+ 			argv - 1);