[POWERPC] lparcfg: Remove useless buffer allocation

The 'data' member of proc_ppc64_lparcfg is unused, but the lparcfg
module's init routine allocates 4K for it.

Remove the code which allocates and frees this buffer.

Signed-off-by: Nathan Lynch <ntl@pobox.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

diff --git a/arch/powerpc/kernel/lparcfg.c b/arch/powerpc/kernel/lparcfg.c
index ff781b2eddece571238831c081deee383d3092b2..dcb89a88df46d75102c2aaa23bc6641aa34a041c 100644 (file)
--- a/arch/powerpc/kernel/lparcfg.c
+++ b/arch/powerpc/kernel/lparcfg.c
@@ -41,7 +41,6 @@
 /* #define LPARCFG_DEBUG */
 
 static struct proc_dir_entry *proc_ppc64_lparcfg;
-#define LPARCFG_BUFF_SIZE 4096
 
 /*
  * Track sum of all purrs across all processors. This is used to further
@@ -595,13 +594,6 @@ int __init lparcfg_init(void)
        ent = create_proc_entry("ppc64/lparcfg", mode, NULL);
        if (ent) {
                ent->proc_fops = &lparcfg_fops;
-               ent->data = kmalloc(LPARCFG_BUFF_SIZE, GFP_KERNEL);
-               if (!ent->data) {
-                       printk(KERN_ERR
-                              "Failed to allocate buffer for lparcfg\n");
-                       remove_proc_entry("lparcfg", ent->parent);
-                       return -ENOMEM;
-               }
        } else {
                printk(KERN_ERR "Failed to create ppc64/lparcfg\n");
                return -EIO;
@@ -613,10 +605,8 @@ int __init lparcfg_init(void)
 
 void __exit lparcfg_cleanup(void)
 {
-       if (proc_ppc64_lparcfg) {
-               kfree(proc_ppc64_lparcfg->data);
+       if (proc_ppc64_lparcfg)
                remove_proc_entry("lparcfg", proc_ppc64_lparcfg->parent);
-       }
 }
 
 module_init(lparcfg_init);