[Xen-devel] [PATCH] remove pointless code

["Jan Beulich" <jbeulich@xxxxxxxxxx>]

I'm not sure whether this code was ever good for anything, but it seems
definitely pointless.

As usual, written against 2.6.24-rc3 and made apply against 2.6.18
without further testing.

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>

Index: head-2007-11-30/drivers/xen/netback/xenbus.c
===================================================================
--- head-2007-11-30.orig/drivers/xen/netback/xenbus.c   2007-12-06 
14:56:17.000000000 +0100
+++ head-2007-11-30/drivers/xen/netback/xenbus.c        2007-12-05 
14:49:56.000000000 +0100
@@ -172,8 +172,6 @@ static int netback_uevent(struct xenbus_
 
        add_uevent_var(envp, num_envp, &i, buffer, buffer_size, &length,
                       "vif=%s", netif->dev->name);
-
-       envp[i] = NULL;
 
        return 0;
 }
Index: head-2007-11-30/drivers/xen/xenbus/xenbus_probe_backend.c
===================================================================
--- head-2007-11-30.orig/drivers/xen/xenbus/xenbus_probe_backend.c      
2007-12-06 14:56:17.000000000 +0100
+++ head-2007-11-30/drivers/xen/xenbus/xenbus_probe_backend.c   2007-12-05 
14:32:49.000000000 +0100
@@ -155,13 +155,6 @@ static int xenbus_uevent_backend(struct 
 
        add_uevent_var(envp, num_envp, &i, buffer, buffer_size, &length,
                       "XENBUS_BASE_PATH=%s", xenbus_backend.root);
-
-       /* terminate, set to next free slot, shrink available space */
-       envp[i] = NULL;
-       envp = &envp[i];
-       num_envp -= i;
-       buffer = &buffer[length];
-       buffer_size -= length;
 
        if (dev->driver) {
                drv = to_xenbus_driver(dev->driver);




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